DETAILED ACTION
The present application, filed on or after March 16, 2013, is being examined under the first inventor to file provisions of the AIA . This Office Action is responsive to the Applicant's communication filed 17 August 2026. In view of this communication, claims 1-20 are now pending in the application, with claims 18-20 being withdrawn from further consideration.
Continued Examination Under 37 CFR 1.114
A request for continued examination under 37 CFR 1.114, including the fee set forth in 37 CFR 1.17(e), was filed in this application after final rejection. Since this application is eligible for continued examination under 37 CFR 1.114, and the fee set forth in 37 CFR 1.17(e) has been timely paid, the finality of the previous Office action has been withdrawn pursuant to 37 CFR 1.114. Applicant's submission filed on 17 August 2026 has been entered.
Response to Arguments
The Applicant’s arguments, filed 13 July 2026, have been fully considered but are not persuasive.
The Applicant’s first argument (page 7 of the Remarks) alleges, regarding the previous grounds of rejection under 35 U.S.C. 112, that support for the amended claims is provided in the specification. However, the cited paragraphs only list advantages generally associated with the invention, without connecting those advantages to any corresponding structure of the insulators or conduits (i.e. without explaining how those advantages are achieved). Thus, this argument is unpersuasive and said previous grounds of rejection are maintained.
The Applicant’s second argument (pages 8-10 of the Remarks) alleges, regarding the previous grounds of rejection under 35 U.S.C. 102, that the amendment to claim 1 places the claims in condition for allowance because Dobmeier does not disclose “each cooling channel radially aligned with a respective slot”. While it is true that Dobmeier does not disclose this limitation, it is disclosed by the Tremelling reference, previously cited. As such, new grounds of rejection have been made in view of 35 U.S.C. 103.
The Applicant’s third argument (page 10 of the Remarks) alleges, regarding the previous grounds of rejection under 35 U.S.C. 103, that Beatty does not remedy the alleged deficiencies of Dobmeier discussed above. Since Beatty was not and has not been cited for disclosing the cooling channels being radially aligned with the slots, this argument is moot.
Disclosure
The specification has not been checked to the extent necessary to determine the presence of all possible minor errors. Applicant's cooperation is requested in correcting any errors of which applicant may become aware in the specification.
Claim Rejections - 35 USC § 112
The following is a quotation of the first paragraph of 35 U.S.C. 112(a):
(a) IN GENERAL. — The specification shall contain a written description of the invention, and of the manner and process of making and using it, in such full, clear, concise, and exact terms as to enable any person skilled in the art to which it pertains, or with which it is most nearly connected, to make and use the same, and shall set forth the best mode contemplated by the inventor or joint inventor of carrying out the invention.
The following is a quotation of the first paragraph of pre-AIA 35 U.S.C. 112:
The specification shall contain a written description of the invention, and of the manner and process of making and using it, in such full, clear, concise, and exact terms as to enable any person skilled in the art to which it pertains, or with which it is most nearly connected, to make and use the same, and shall set forth the best mode contemplated by the inventor of carrying out his invention.
Claim(s) 2, 5-10, 13, and 17 is/are rejected under 35 U.S.C. 112(a) or 35 U.S.C. 112 (pre-AIA ), first paragraph, as failing to comply with the written description requirement. The claim(s) contains subject matter which was not described in the specification in such a way as to reasonably convey to one skilled in the relevant art that the inventor or a joint inventor, or for pre-AIA the inventor(s), at the time the application was filed, had possession of the claimed invention.
Claim 2 recites the limitation “the insulating layer electrically insulates each metal conduit from the body to eliminate end-to-end shaft current…”. The application contains no disclosure of what allows the insulating layer - i.e. any corresponding structure, material, or acts – to perform the claimed function. The specification contains only the exact language of the claims and, as such, the scope of this limitation is impossible to determine with any certainty. Thus, it is unclear whether the inventor(s) had possession of the claimed invention and the limitation renders the claim indefinite.
Claim 5 recites the limitation “the plurality of metal conduits are configured to be hydraulically expanded”. The application contains no disclosure of what allows the conduits - i.e. any corresponding structure, material, or acts – to perform the claimed function. The specification contains only the exact language of the claims and, as such, the scope of this limitation is impossible to determine with any certainty. Thus, it is unclear whether the inventor(s) had possession of the claimed invention and the limitation renders the claim indefinite.
Claims 6-9 are rejected due to their dependence on claim 5.
Claim 10 recites the limitation “other cooling channels configured to be in radial alignment with the plurality of teeth”. The application as originally filed discloses one embodiment where the cooling channels are aligned with the slots (fig. 3) and another embodiment where the cooling channels are aligned with the teeth (fig. 4). It does not disclose any embodiment containing both cooling channels aligned with the slots and cooling channels aligned with the teeth. Since claim 10 depends from claim 1, it now requires both types of cooling channels, and thus recites new matter.
Claim 13 recites the limitation “the insulating layer electrically insulates each metal conduit from the body to eliminate end-to-end shaft current…”. The application contains no disclosure of what allows the insulating layer - i.e. any corresponding structure, material, or acts – to perform the claimed function. The specification contains only the exact language of the claims and, as such, the scope of this limitation is impossible to determine with any certainty. Thus, it is unclear whether the inventor(s) had possession of the claimed invention and the limitation renders the claim indefinite.
Claim 17 recites the limitation “other cooling channels that are in radial alignment with a plurality of teeth”. The application as originally filed discloses one embodiment where the cooling channels are aligned with the slots (fig. 3) and another embodiment where the cooling channels are aligned with the teeth (fig. 4). It does not disclose any embodiment containing both cooling channels aligned with the slots and cooling channels aligned with the teeth. Since claim 17 depends from claim 12, it now requires both types of cooling channels, and thus recites new matter.
The following is a quotation of 35 U.S.C. 112(b):
(b) CONCLUSION. — The specification shall conclude with one or more claims particularly pointing out and distinctly claiming the subject matter which the inventor or a joint inventor regards as the invention.
The following is a quotation of 35 U.S.C. 112 (pre-AIA ), second paragraph:
The specification shall conclude with one or more claims particularly pointing out and distinctly claiming the subject matter which the applicant regards as his invention.
Claim(s) 2, 5-9, and 13 is/are rejected under 35 U.S.C. 112(b) or 35 U.S.C. 112 (pre-AIA ), second paragraph, as being indefinite for failing to particularly point out and distinctly claim the subject matter which the inventor or a joint inventor, or for pre-AIA the applicant regards as the invention.
Claims 2, 5-9, and 13 are indefinite for the same reasons given above in the grounds of rejection under 35 U.S.C. 112(a).
Claim Rejections - 35 USC § 103
In the event the determination of the status of the application as subject to AIA 35 U.S.C. 102 and 103 (or as subject to pre-AIA 35 U.S.C. 102 and 103) is incorrect, any correction of the statutory basis for the rejection will not be considered a new ground of rejection if the prior art relied upon, and the rationale supporting the rejection, would be the same under either status.
The following is a quotation of 35 U.S.C. 103 which forms the basis for all obviousness rejections set forth in this Office action:
A patent for a claimed invention may not be obtained, notwithstanding that the claimed invention is not identically disclosed as set forth in section 102, if the differences between the claimed invention and the prior art are such that the claimed invention as a whole would have been obvious before the effective filing date of the claimed invention to a person having ordinary skill in the art to which the claimed invention pertains. Patentability shall not be negated by the manner in which the invention was made.
This application currently names joint inventors. In considering patentability of the claims the examiner presumes that the subject matter of the various claims was commonly owned as of the effective filing date of the claimed invention(s) absent any evidence to the contrary. Applicant is advised of the obligation under 37 CFR 1.56 to point out the inventor and effective filing dates of each claim that was not commonly owned as of the effective filing date of the later invention in order for the examiner to consider the applicability of 35 U.S.C. 102(b)(2)(C) for any potential 35 U.S.C. 102(a)(2) prior art against the later invention.
Claim(s) 1-17 is/are rejected under 35 U.S.C. 103 as being unpatentable over Dobmeier et al. (WO 2021/066917 A1), hereinafter referred to as “Dobmeier”, in view of Tremelling et al. (US 2017/0063200 A1), hereinafter referred to as “Tremelling”, and Beatty et al. (US 8,405,262 B1), hereinafter referred to as “Beatty”.
Regarding claim 1, Dobmeier discloses a stator assembly [102] for an electrical rotating machine [100] (fig. 1-2; ¶ 0026), the stator assembly [102] comprising:
a body [300] comprising at least one lamination layer (fig. 3; ¶ 0035), the body [300] comprising a plurality of teeth defining a plurality of slots [310,312] formed on an inner surface of the body [300] (fig. 3; ¶ 0038-0039);
a plurality of cooling channels [314] (fig. 3, 8-10; ¶ 0041),
wherein the plurality of cooling channels [314] extend through the body [300] (fig. 3; ¶ 0041);
a plurality of conduits [802] (fig. 8-10; ¶ 0054),
wherein the plurality of conduits [802] are located in the plurality of cooling channels [314] (fig. 3, 8-10; ¶ 0054),
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wherein each conduit [802] of the plurality of conduits [802] substantially conforms to an inner dimension of a cooling channel [314] (fig. 3, 8-10; ¶ 0054; “a semi-circular channel disposed therein to receive a cooling tube”) through mechanical deformation (the only structure implied by this method step limitation is the final structure of the conduits being received in the cooling channels); and
an insulating layer [1002] (fig. 10; ¶ 0066),
wherein the insulating layer [1002] is located between each conduit [802] of the plurality of conduits [802] and a corresponding cooling channel [314] of the plurality of cooling channels [314] (fig. 8-10), the insulating layer [1002] configured to simultaneously place each conduit [802] in thermal contact with the body [300] while electrically insulating each conduit [802] from the body [300] (¶ 0070; the insulating layer, “gap filler”, is provided “in the form of cured sheets, tapes, pads, or films” made from “silicones, urethanes, thermoplastic rubbers, and other elastomers” which are electrically insulating and thermally conductive).
Dobmeier does not disclose each cooling channel [314] radially aligned with a respective slot [310,312] of the plurality of slots [310,312].
Tremelling discloses a stator assembly [106] comprising a body [116], the body [116] comprising a plurality of teeth [120] defining a plurality of slots [124] and a plurality of cooling channels [118], each cooling channel [118] radially aligned with a respective slot [124] of the plurality of slots [124] (fig. 2; ¶ 0027, 0039).
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It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to form the cooling channels of Dobmeier in radial alignment with the slots as taught by Tremelling, in order to provide more influence on the cooling of an adjacent one of the stator windings (¶ 0045-0046 of Tremelling).
Dobmeier, in view of Tremelling, does not explicitly disclose that the plurality of conduits [802] are made of a metal material.
Beatty discloses a system with a stator comprising a metal body [28] including a stator core [10] comprising lamination layers (fig. 1-3; col. 2, lines 35-60) and a plurality of conduits [26] disposed in cooling channels [20] circumferentially arranged around the stator (fig. 1-3; col. 3, lines 1-11);
wherein the plurality of conduits [26] are made from a metal (col. 3, lines 7-8).
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It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to form the conduits of Dobmeier from a metal such as copper as taught by Beatty, in order to provide the conduits with excellent thermal conductivity.
Further, it has been held to be within the general skill of a worker in the art to select a known material on the basis of its suitability for the intended use as a matter of obvious design choice. In re Leshin, 125 USPQ 416.
Regarding claim 2, Dobmeier, in view of Tremelling and Beatty, discloses the stator assembly [102] of claim 1, as stated above, wherein the insulating layer [1002] electrically insulates each metal conduit [802] from the body [300] (fig. 10; ¶ 0066) to eliminate end-to-end shaft current and reduce electromagnetic losses from the plurality of metal conduits [802] by preventing each metal conduit [802] from contacting the body [300] while providing thermal heat transfer capabilities to remove heat generated during operation of the electrical rotating machine [100] (¶ 0070; the insulating layer, “gap filler”, is provided “in the form of cured sheets, tapes, pads, or films” made from “silicones, urethanes, thermoplastic rubbers, and other elastomers” which are electrically insulating and thermally conductive; further, this statement of the intended use of the insulating layer implies no additional structural limitations beyond those previously recited).
Regarding claim 3, Dobmeier, in view of Tremelling and Beatty, discloses the stator assembly [102] of claim 1, as stated above, wherein the at least one lamination layer comprises a first metallic material that is electrically conductive (¶ 0035; “lamination stack 300 comprises laminated electrical steel sheets”); and
wherein Beatty further discloses that the plurality of conduits [26] comprises a second metallic material that is electrically conductive (col. 3, lines 7-8).
Regarding claim 4, Dobmeier, in view of Tremelling and Beatty, discloses the stator assembly [102] of claim 3, as stated above, wherein Beatty further discloses that the second metallic material comprises copper (col. 3, lines 7-8).
Regarding claim 5, Dobmeier, in view of Tremelling and Beatty, discloses the stator assembly [102] of claim 1, as stated above, wherein the plurality of metal conduits [802] are configured to be hydraulically expanded in the plurality of cooling channels [314] (fig. 3, 8-10; ¶ 0054; “a semi-circular channel disposed therein to receive a cooling tube”; the only structure implied by this method step limitation is the final structure of the conduits being received in the cooling channels).
Regarding claim 6, Dobmeier, in view of Tremelling and Beatty, discloses the stator assembly [102] of claim 5, as stated above, wherein the insulating layer [1002] is configured to be applied onto an exterior surface of each metal conduit [802] and forms an insulative coating prior to inserting each metal conduit [802] through the corresponding cooling channel [314] (¶ 0070-0073; the insulating layer can be either formed on the conduits prior to their insertion in the channels, or injected into the gap between the conduits and channels);
wherein the insulating layer [1002] further comprises a filler comprising one or more of glass beads, alumina, carbon nanotubes, graphene, boron nitride, or any combinations thereof (¶ 0071).
Regarding claim 7, Dobmeier, in view of Tremelling and Beatty, discloses the stator assembly [102] of claim 6, as stated above, wherein the insulating layer [1002] is configured to be at least partially cured prior to inserting each metal conduit [802] through the corresponding cooling channel [314] (¶ 0070-0073; the insulating layer can be either formed on the conduits prior to their insertion in the channels, or injected into the gap between the conduits and channels).
Regarding claim 8, Dobmeier, in view of Tremelling and Beatty, discloses the stator assembly [102] of claim 6, as stated above, wherein the insulating layer [1002] is configured to be at least partially cured (¶ 0070-0073; the insulating layer can be either formed on the conduits prior to their insertion in the channels, or injected into the gap between the conduits and channels) prior to hydraulically expanding the plurality of metal conduits [802] in the plurality of cooling channels [314] (fig. 3, 8-10; ¶ 0054; “a semi-circular channel disposed therein to receive a cooling tube”; the only structure implied by this method step limitation is the final structure of the conduits being received in the cooling channels with the insulator in between);
wherein the insulating layer [1002] is fully cured (¶ 0070-0073; the insulating layer can be either formed on the conduits prior to their insertion in the channels, or injected into the gap between the conduits and channels) after the plurality of metal conduits [802] are hydraulically expanded in the plurality of cooling channels [314] (fig. 3, 8-10; ¶ 0054; “a semi-circular channel disposed therein to receive a cooling tube”; the only structure implied by this method step limitation is the final structure of the conduits being received in the cooling channels with the insulator in between).
Regarding claim 9, Dobmeier, in view of Tremelling and Beatty, discloses the stator assembly [102] of claim 6, as stated above, wherein the insulating layer [1002] is configured to be fully cured (¶ 0070-0073; the insulating layer can be either formed on the conduits prior to their insertion in the channels, or injected into the gap between the conduits and channels) prior to hydraulically expanding the plurality of metal conduits [802] in the plurality of cooling channels [314] (fig. 3, 8-10; ¶ 0054; “a semi-circular channel disposed therein to receive a cooling tube”; the only structure implied by this method step limitation is the final structure of the conduits being received in the cooling channels with the insulator in between).
Regarding claim 10, Dobmeier, in view of Tremelling and Beatty, discloses the stator assembly [102] of claim 1, as stated above, wherein the insulating layer [1002] enables the plurality of cooling channels [314] to be positioned adjacent a stator core [600] extending through the body [300] (fig. 3, 8-20; ¶ 0070-0073) without substantially increasing eddy current losses and electromagnetic losses (¶ 0070; the insulating layer, “gap filler”, is provided “in the form of cured sheets, tapes, pads, or films” made from “silicones, urethanes, thermoplastic rubbers, and other elastomers” which are electrically insulating and thermally conductive; the only structure implied by this method step limitation is the final structure of the insulating layer being both thermally conductive and electrically insulating, which are inherent properties of the disclosed materials) caused by other cooling channels [314] configured to be in radial alignment with the plurality of teeth [314] (fig. 3, 8-10; ¶ 0054).
Regarding claim 11, Dobmeier, in view of Tremelling and Beatty, discloses the stator assembly [102] of claim 1, as stated above, wherein the plurality of cooling channels [314] extend through the body [300] in a direction substantially parallel to a stator core [600] (fig. 3).
Regarding claim 12, Dobmeier discloses a system comprising:
an electrical rotating machine [100] (fig. 1-2; ¶ 0026) comprising:
a stator [102] having a metal body [300] including a stator core [600] configured to receive a rotor [104] (fig. 1-2; ¶ 0026-0027), the stator core [600] extending through the metal body [300] (fig. 3; ¶ 0035), the stator [102] comprising:
at least one lamination layer (fig. 3; ¶ 0035),
a plurality of slots [310,312], the plurality of slots [310,312] defined by a plurality of teeth formed at an inner surface of the metal body [300] (fig. 3; ¶ 0038-0039), and
cooling channels [314] extending through the metal body [300], the cooling channels [314] being circumferentially arranged around the stator core [600] (fig. 3, 8-10; ¶ 0041);
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a plurality of conduits [802] extending through the metal body [300] at one or more of the cooling channels [314] (fig. 3, 8-10; ¶ 0054; “a semi-circular channel disposed therein to receive a cooling tube”), the plurality of conduits [802] configured to be hydraulically expanded in a respective cooling channel [314] (fig. 3, 8-10; ¶ 0054; “a semi-circular channel disposed therein to receive a cooling tube”; the only structure implied by this method step limitation is the final structure of the conduits being received in the cooling channels) to substantially conform to an inner dimension of the cooling channels [802] (fig. 3, 8-10; ¶ 0054; “a semi-circular channel disposed therein to receive a cooling tube”) through mechanical deformation (the only structure implied by this method step limitation is the final structure of the conduits being received in the cooling channels); and
an insulating layer [1002] coating an exterior surface of the plurality of conduits [802] (fig. 10; ¶ 0066),
wherein the insulating layer [1002] is located between each conduit [802] of the plurality of conduits [802] and the respective cooling channel [314] (fig. 8-10), the insulating layer [1002] being configured to simultaneously place each conduit [802] in thermal contact with the metal body [300] while electrically insulating each conduit [802] from the metal body [300] (¶ 0070; the insulating layer, “gap filler”, is provided “in the form of cured sheets, tapes, pads, or films” made from “silicones, urethanes, thermoplastic rubbers, and other elastomers” which are electrically insulating and thermally conductive).
Dobmeier does not disclose each cooling channel [314] radially aligned with a respective slot [310,312] of the plurality of slots [310,312].
Tremelling discloses a stator assembly [106] comprising a body [116], the body [116] comprising a plurality of teeth [120] defining a plurality of slots [124] and a plurality of cooling channels [118], each cooling channel [118] radially aligned with a respective slot [124] of the plurality of slots [124] (fig. 2; ¶ 0027, 0039).
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It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to form the cooling channels of Dobmeier in radial alignment with the slots as taught by Tremelling, in order to provide more influence on the cooling of an adjacent one of the stator windings (¶ 0045-0046 of Tremelling).
Dobmeier, in view of Tremelling, does not explicitly disclose that the plurality of conduits [802] are made of a metal material.
Beatty discloses a system with a stator comprising a metal body [28] including a stator core [10] comprising lamination layers (fig. 1-3; col. 2, lines 35-60) and a plurality of conduits [26] disposed in cooling channels [20] circumferentially arranged around the stator (fig. 1-3; col. 3, lines 1-11);
wherein the plurality of conduits [26] are made from a metal (col. 3, lines 7-8).
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It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to form the conduits of Dobmeier from a metal such as copper as taught by Beatty, in order to provide the conduits with excellent thermal conductivity.
Further, it has been held to be within the general skill of a worker in the art to select a known material on the basis of its suitability for the intended use as a matter of obvious design choice. In re Leshin, 125 USPQ 416.
Regarding claim 13, Dobmeier, in view of Tremelling and Beatty, discloses the system of claim 12, as stated above, wherein the insulating layer [1002] electrically insulates each metal conduit [802] from the body [300] (fig. 10; ¶ 0066) to eliminate end-to-end shaft current and reduce electromagnetic losses by preventing each metal conduit [802] from contacting the body [300] while providing thermal heat transfer capabilities to remove heat generated during operation of the electrical rotating machine [100] (¶ 0070; the insulating layer, “gap filler”, is provided “in the form of cured sheets, tapes, pads, or films” made from “silicones, urethanes, thermoplastic rubbers, and other elastomers” which are electrically insulating and thermally conductive; further, this statement of the intended use of the insulating layer implies no additional structural limitations beyond those previously recited).
Regarding claim 14, Dobmeier, in view of Tremelling and Beatty, discloses the system of claim 12, as stated above, wherein Beatty further discloses that the plurality of metal conduits [26] comprises copper (col. 3, lines 7-8).
Regarding claim 15, Dobmeier, in view of Tremelling and Beatty, discloses the system of claim 12, as stated above, wherein the insulating layer [1002] is configured to be at least partially cured (¶ 0070-0073; the insulating layer can be either formed on the conduits prior to their insertion in the channels, or injected into the gap between the conduits and channels) prior to hydraulically expanding the plurality of metal conduits [802] in the respective cooling channel [314] (fig. 3, 8-10; ¶ 0054; “a semi-circular channel disposed therein to receive a cooling tube”; the only structure implied by this method step limitation is the final structure of the conduits being received in the cooling channels with the insulator in between);
wherein the insulating layer [1002] further comprises a filler comprising one or more of glass beads, alumina, carbon nanotubes, graphene, boron nitride, or any combinations thereof (¶ 0071).
Regarding claim 16, Dobmeier, in view of Tremelling and Beatty, discloses the system of claim 12, as stated above, wherein the insulating layer [1002] is configured to be fully cured (¶ 0070-0073; the insulating layer can be either formed on the conduits prior to their insertion in the channels, or injected into the gap between the conduits and channels) prior to hydraulically expanding the plurality of metal conduits [802] in the respective cooling channel [314] (fig. 3, 8-10; ¶ 0054; “a semi-circular channel disposed therein to receive a cooling tube”; the only structure implied by this method step limitation is the final structure of the conduits being received in the cooling channels with the insulator in between).
Regarding claim 17, Dobmeier, in view of Tremelling and Beatty, discloses the system of claim 12, as stated above, wherein the insulating layer [1002] enables the cooling channels [314] to be positioned in the metal body [300] adjacent the stator core [600] (fig. 3, 8-20; ¶ 0070-0073) without substantially increasing eddy current losses and electromagnetic losses (¶ 0070; the insulating layer, “gap filler”, is provided “in the form of cured sheets, tapes, pads, or films” made from “silicones, urethanes, thermoplastic rubbers, and other elastomers” which are electrically insulating and thermally conductive; the only structure implied by this method step limitation is the final structure of the insulating layer being both thermally conductive and electrically insulating, which are inherent properties of the disclosed materials) caused by other cooling channels [314] configured to be in radial alignment with the plurality of teeth [314] (fig. 3, 8-10; ¶ 0054)..
Citation of Relevant Prior Art
The prior art made of record and not relied upon is considered pertinent to applicant’s disclosure. Prior art:
Lewandowski et al. (US 2020/0185986 A1) discloses a stator comprising cooling channels having conduits extending therethrough, and an insulator located between each of the conduits and its respective cooling channel.
Stiesdal (US 2011/0109095 A1) discloses a stator comprising cooling channels, circumferentially arranged around its outer perimeter, having conduits extending therethrough.
Conclusion
Any inquiry concerning this communication or earlier communications from the examiner should be directed to Michael Andrews whose telephone number is (571)270-7554. The examiner can normally be reached on Monday-Thursday, 8:30am-3:00pm.
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If attempts to reach the examiner by telephone are unsuccessful, the examiner’s supervisor, Oluseye Iwarere can be reached at 571-270-5112. The fax phone number for the organization where this application or proceeding is assigned is 571-273-8300.
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/Michael Andrews/
Primary Examiner, Art Unit 2834