Prosecution Insights
Last updated: April 19, 2026
Application No. 18/610,735

BUSHING COMPRISING A CONNECTION TERMINAL, AND HOUSING AND RELAY COMPRISING SUCH A BUSHING

Non-Final OA §102§103
Filed
Mar 20, 2024
Examiner
ROJAS, BERNARD
Art Unit
2837
Tech Center
2800 — Semiconductors & Electrical Systems
Assignee
Schott AG
OA Round
1 (Non-Final)
83%
Grant Probability
Favorable
1-2
OA Rounds
2y 8m
To Grant
91%
With Interview

Examiner Intelligence

Grants 83% — above average
83%
Career Allow Rate
1064 granted / 1284 resolved
+14.9% vs TC avg
Moderate +8% lift
Without
With
+7.9%
Interview Lift
resolved cases with interview
Typical timeline
2y 8m
Avg Prosecution
30 currently pending
Career history
1314
Total Applications
across all art units

Statute-Specific Performance

§101
0.4%
-39.6% vs TC avg
§103
41.9%
+1.9% vs TC avg
§102
34.5%
-5.5% vs TC avg
§112
21.5%
-18.5% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1284 resolved cases

Office Action

§102 §103
DETAILED ACTION Notice of Pre-AIA or AIA Status The present application, filed on or after March 16, 2013, is being examined under the first inventor to file provisions of the AIA . Priority Receipt is acknowledged of certified copies of papers required by 37 CFR 1.55. Information Disclosure Statement The information disclosure statement (IDS) submitted on 03/20/2024 is in compliance with the provisions of 37 CFR 1.97. Accordingly, the information disclosure statement is being considered by the examiner. Specification The lengthy 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 § 102 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 (i.e., changing from AIA to pre-AIA ) 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 the appropriate paragraphs of 35 U.S.C. 102 that form the basis for the rejections under this section made in this Office action: A person shall be entitled to a patent unless – (a)(1) the claimed invention was patented, described in a printed publication, or in public use, on sale, or otherwise available to the public before the effective filing date of the claimed invention. (a)(2) the claimed invention was described in a patent issued under section 151, or in an application for patent published or deemed published under section 122(b), in which the patent or application, as the case may be, names another inventor and was effectively filed before the effective filing date of the claimed invention. Claims 1-5, 7, 8, 10-13, 19, 22 and 23 are rejected under 35 U.S.C. 102(a)(1) as being anticipated by Ozaki et al. [US 2017/0148596]. Claim 1, Ozaki et al. discloses a bushing with a connection terminal for a high-power relay [100], comprising a housing part [4] with a through-opening [411] and a connection terminal arrangement [31], which is fed through the through-opening and is sealed from the through-opening by a fixing material [51; paragraph 0051], wherein the connection terminal arrangement [31] comprises a connection terminal [312/313] made of a first material [copper; paragraph 0063] and a pipe lead [71] made of a second material [alloy 42 (Fe-42Ni) or Kovar; paragraph 0090], the pipe lead [71] enclosing at least a part of the connection terminal [31] and the fixing material [51] being arranged between an outer wall of a sleeve portion of the pipe lead and an inner wall of the through-opening [figure 9A and 9B, protruding portion 518] in order to seal the connection terminal arrangement [figure 5], there being a first gap between an inner wall of the sleeve portion and the connection terminal [air gap between 71 and 312; figure 5], wherein the connection terminal arrangement further comprises a flexible element [314] via which the pipe lead [71] is connected to the connection terminal [31], the flexible element enclosing a pin portion of the connection terminal and there being a second gap between the pin portion of the connection terminal and the flexible element [figure 5], wherein i) the flexible element is formed integrally with the pipe lead as a portion of the pipe lead having a reduced thickness, ii) the flexible element is made from a third material, or iii) the flexible element is formed integrally with the connection terminal [figure 5]. Claim 2, Ozaki et al. discloses the bushing of claim 1, wherein the connection terminal [31] has a collar [313] and the flexible element [314] according to variant i) or ii) is connected to the latter on a side of the collar facing toward the through-opening, or in that in the case of an integral embodiment with the pipe lead according to variant iii) the portion of the connection terminal forming the flexible element starts on the side of the collar facing toward the through-opening [figure 5]. Claim 3, Ozaki et al. discloses the bushing of claim 1, wherein the connection terminal [31] has a collar [313] and the flexible element [314] according to variant i) or ii) is connected to the latter on a lateral face of the collar [figure 5]. Claim 4, Ozaki et al. discloses the bushing of claim 2, wherein the collar [313] is arranged outside the through-opening [411; figure 5]. Claim 5, Ozaki et al. discloses the bushing of claim 1, wherein the pipe lead [71] has a continuous or abrupt increase in diameter outside the through-opening on a side facing toward the flexible element [314; figure 5], and the pipe lead is connected to the flexible element in this region with an increased diameter [figure 5]. Claim 7, Ozaki et al. discloses the bushing of claim 1, wherein the fixing material and an adjacent portion of the housing part are covered with an insulation material on an upper side and/or on a lower side of the bushing [fixing material 51 is an insulating material paragraph 0086, 0143; figure 5]. Claim 8, Ozaki et al. discloses the bushing of claim 7, wherein the insulation material is configured as a disk of electrically insulating material [washer; figure 4A; paragraph 0143] or as a coating of an electrically insulating material. Claim 10, Ozaki et al. discloses the bushing of claim 1, wherein the first material [ copper; paragraph 0063] has a lower electrical resistance than the second material [alloy 42 (Fe-42Ni) or Kovar; paragraph 0090] and/or in that the first material has a lower modulus of elasticity than the second material. Claim 11, further limits alternative limitation ii which is not required, therefore Ozaki et al. discloses the claimed bushing. Claim 12, Ozaki et al. discloses the bushing of claim 1, wherein the first material is a nonferrous metal [copper; paragraph 0063]. Claim 13, Ozaki et al. discloses the bushing of claim 12, wherein the nonferrous metal is selected from the group consisting of brass, copper, copper alloys, aluminum and aluminum alloys [copper; paragraph 0063]. Claim 19, Ozaki et al. discloses the bushing of claim 1, wherein the fixing material is selected from a glass, a glass-ceramic or a ceramic [paragraph 0157]. Claim 22, Ozaki et al. discloses a housing [figure 1] comprising a bushing of claim 1. Claim 23, Ozaki et al. discloses a relay [figure 1] comprising at least two bushings of claim 1 and a contacting device [22] for establishing an electrical connection between the connection terminals of the two bushings [figure 1]. Claims 1-5, 10, 12, 13, 17, 19, 22 and 23 are rejected under 35 U.S.C. 102(a)(2) as being anticipated by Mamiya et al. [US 20220262588]. Claim 1, Mamiya et al. discloses a bushing with a connection terminal for a high-power relay, comprising a housing [12] part with a through-opening [11] and a connection terminal arrangement [13/15], which is fed through the through-opening and is sealed from the through-opening by a fixing material [14], wherein the connection terminal arrangement comprises a connection terminal [15] made of a first material [silver, copper, aluminum, a silver-based alloy, a copper-based alloy, or an aluminum-based alloy; paragraph 0051] and a pipe lead made [13] of a second material [iron or an iron-based alloy; paragraph 0053], the pipe lead enclosing at least a part of the connection terminal [figure 1b] and the fixing material [14] being arranged between an outer wall of a sleeve portion of the pipe lead [14] and an inner wall of the through-opening [11; figure 1b] in order to seal the connection terminal arrangement, there being a first gap between an inner wall of the sleeve portion and the connection terminal [figure 1b], wherein the connection terminal arrangement further comprises a flexible element [17] via which the pipe lead [13] is connected to the connection terminal [15], the flexible element enclosing a pin portion of the connection terminal [figure 1b] and there being a second gap between the pin portion of the connection terminal and the flexible element [figure 1b], wherein i) the flexible element is formed integrally with the pipe lead as a portion of the pipe lead having a reduced thickness [embodiment in figure 2, 27 has a reduced thickness], ii) the flexible element is made from a third material, or iii) the flexible element is formed integrally with the connection terminal. Claim 2, Mamiya et al. discloses the bushing of claim 1, wherein the connection terminal [15] has a collar [portion of 15 of the larger diameter in contact with 18] and the flexible element [17] according to variant i) or ii) is connected to the latter on a side of the collar facing toward the through-opening [at 18; figure 1b], or in that in the case of an integral embodiment with the pipe lead according to variant iii) the portion of the connection terminal forming the flexible element starts on the side of the collar facing toward the through-opening. Claim 3, Mamiya et al. discloses the bushing of claim 1, wherein the connection terminal has a collar and the flexible element according to variant i) or ii) is connected to the latter on a lateral face of the collar [figure 1b]. Claim 4, Mamiya et al. discloses the bushing of claim 2, wherein the collar is arranged outside the through-opening [figure 1b]. Claim 5, Mamiya et al. discloses the bushing of claim 1, wherein the pipe lead has a continuous [figure 1b] or abrupt increase in diameter outside the through-opening on a side facing toward the flexible element, and the pipe lead [13] is connected to the flexible element [17] in this region with an increased diameter. Claim 10, Mamiya et al. discloses the bushing of claim 1, wherein the first material [silver, copper, aluminum, a silver-based alloy, a copper-based alloy, or an aluminum-based alloy; paragraph 0051] has a lower electrical resistance than the second material [iron or an iron-based alloy; paragraph 0053], and/or in that the first material has a lower modulus of elasticity than the second material. Claim 12, Mamiya et al. discloses the bushing of claim 1, wherein the first material is a nonferrous metal [silver, copper, aluminum, a silver-based alloy, a copper-based alloy, or an aluminum-based alloy; paragraph 0051]. Claim 13, Mamiya et al. discloses the bushing of claim 12, wherein the nonferrous metal is selected from the group consisting of brass, copper, copper alloys, aluminum and aluminum alloys [paragraph 0051]. Claim 17, Mamiya et al. discloses the bushing of claim 1, wherein the second material is a steel or a steel alloy [iron-based alloy; paragraph 0053]. Claim 19, Mamiya et al. discloses the bushing of claim 1, wherein the fixing material [14] is selected from a glass, a glass-ceramic or a ceramic [paragraph 0051]. Claim 22, Mamiya et al. discloses a housing [figures 1] comprising a bushing of claim 1. Claim 23, Mamiya et al. discloses a relay [figures 1 and 5] comprising at least two bushings of claim 1 and a contacting device for establishing an electrical connection between the connection terminals of the two bushings. 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 (i.e., changing from AIA to pre-AIA ) 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. Claim 6 is rejected under 35 U.S.C. 103 as being unpatentable over Ozaki et al. [US 2017/0148596] in view of Ishikawa et al. [US 5,812,041]. Claim 6, Ozaki et al. discloses the bushing of claim 1, with the exception of the connection terminal has a threaded bore on an outwardly facing side in order to fasten a connection line. Ishikawa et al. teaches a relay with a connection terminal [9] has a threaded bore on an outwardly facing side in order to fasten a connection line [12; col. 3 lines 47-53]. It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to include a threaded bore on an outwardly facing side of the connection terminal of Ozaki et al. as taught by Ishikawa et al. in order to facilitate connection of wire to the terminal. Claim 6 is rejected under 35 U.S.C. 103 as being unpatentable over Mamiya et al. [US 20220262588] in view of Ishikawa et al. [US 5,812,041]. Claim 6, Mamiya et al. discloses the bushing of claim 1, with the exception of the connection terminal has a threaded bore on an outwardly facing side in order to fasten a connection line. Ishikawa et al. teaches a relay with a connection terminal [9] has a threaded bore on an outwardly facing side in order to fasten a connection line [12; col. 3 lines 47-53]. It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to include a threaded bore on an outwardly facing side of the connection terminal of Mamiya et al. as taught by Ishikawa et al. in order to facilitate connection of wire to the terminal. Claim 14 is rejected under 35 U.S.C. 103 as being unpatentable over Ozaki et al. [US 2017/0148596] in view of Strand [US 20190326083]. Claim 14, Ozaki et al. discloses the bushing of claim 1, with the exception of an end side of the connection terminal is coated with a contact material in order to reduce the contact resistance and/or to reduce sparking. Strand teaches an electrical switching device wherein an end side of the connection terminal [100/200] is coated with a contact material in order to reduce the contact resistance and/or to reduce sparking [paragraph 0125]. It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to include the protective coating of Strand on the end of the contact terminal of Ozaki et al. in order to reduce the contact resistance and protect the copper from oxidation [Strand paragraph 0125]. Claim 14 is rejected under 35 U.S.C. 103 as being unpatentable over Mamiya et al. [US 20220262588] in view of Strand [US 20190326083]. Claim 14, Mamiya et al. discloses the bushing of claim 1, with the exception of an end side of the connection terminal is coated with a contact material in order to reduce the contact resistance and/or to reduce sparking. Strand teaches an electrical switching device wherein an end side of the connection terminal [100/200] is coated with a contact material in order to reduce the contact resistance and/or to reduce sparking [paragraph 0125]. It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to include the protective coating of Strand on the end of the contact terminal of Mamiya et al. in order to reduce the contact resistance and protect the copper from oxidation [Strand paragraph 0125]. Claims 18 and 20 are rejected under 35 U.S.C. 103 as being unpatentable over Ozaki et al. [US 2017/0148596]. Claim 18, Ozaki et al. discloses the bushing of claim 17, with the exception of the steel is a ferritic steel, or the steel alloy is a nickel steel alloy or a chromium steel alloy. It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to use various types of iron alloy other than the one disclosed, since 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. Claim 20, Ozaki et al. discloses the bushing of claim 19 with the exception of the glass is selected from a borosilicate glass, a sodium-barium glass, an alkali glass, a silicate glass or a soda-lime glass. It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to use various types of glass other than the glass disclosed, since 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. Claims 18 and 20 are rejected under 35 U.S.C. 103 as being unpatentable over Mamiya et al. [US 20220262588]. Claim 18, Mamiya et al. discloses the bushing of claim 17, with the exception of the steel is a ferritic steel, or the steel alloy is a nickel steel alloy or a chromium steel alloy. It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to use various types of iron alloy other than the one disclosed, since 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. Claim 20, Mamiya et al. discloses the bushing of claim 19 with the exception of the glass is selected from a borosilicate glass, a sodium-barium glass, an alkali glass, a silicate glass or a soda-lime glass. It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to use various types of glass other than the glass disclosed, since 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. Allowable Subject Matter Claims 9, 15, 16, 21 are objected to as being dependent upon a rejected base claim, but would be allowable if rewritten in independent form including all of the limitations of the base claim and any intervening claims. Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to Bernard Rojas whose telephone number is (571)272-1998. The examiner can normally be reached Mon. thru Fri. 7:00 am - 4:00 pm. Examiner interviews are available via telephone, in-person, and video conferencing using a USPTO supplied web-based collaboration tool. To schedule an interview, applicant is encouraged to use the USPTO Automated Interview Request (AIR) at http://www.uspto.gov/interviewpractice. If attempts to reach the examiner by telephone are unsuccessful, the examiner’s supervisor, Shawki S Ismail can be reached at (571) 272-3985. The fax phone number for the organization where this application or proceeding is assigned is 571-273-8300. Information regarding the status of published or unpublished applications may be obtained from Patent Center. Unpublished application information in Patent Center is available to registered users. To file and manage patent submissions in Patent Center, visit: https://patentcenter.uspto.gov. Visit https://www.uspto.gov/patents/apply/patent-center for more information about Patent Center and https://www.uspto.gov/patents/docx for information about filing in DOCX format. For additional questions, contact the Electronic Business Center (EBC) at 866-217-9197 (toll-free). If you would like assistance from a USPTO Customer Service Representative, call 800-786-9199 (IN USA OR CANADA) or 571-272-1000. /BERNARD ROJAS/Primary Examiner, Art Unit 2837
Read full office action

Prosecution Timeline

Mar 20, 2024
Application Filed
Jan 10, 2026
Non-Final Rejection — §102, §103 (current)

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12603240
ELECTRICAL SWITCHING DEVICE WITH LOCKING FUNCTION
2y 5m to grant Granted Apr 14, 2026
Patent 12603204
BOBBIN AND SOLENOID
2y 5m to grant Granted Apr 14, 2026
Patent 12592330
R-T-B BASED PERMANENT MAGNET
2y 5m to grant Granted Mar 31, 2026
Patent 12586702
HIGH TEMPERATURE SUPERCONDUCTOR MAGNET
2y 5m to grant Granted Mar 24, 2026
Patent 12580142
VARIABLE FIELD MAGNETIC COUPLERS AND METHODS FOR ENGAGING A FERROMAGNETIC WORKPIECE
2y 5m to grant Granted Mar 17, 2026
Study what changed to get past this examiner. Based on 5 most recent grants.

AI Strategy Recommendation

Get an AI-powered prosecution strategy using examiner precedents, rejection analysis, and claim mapping.
Powered by AI — typically takes 5-10 seconds

Prosecution Projections

1-2
Expected OA Rounds
83%
Grant Probability
91%
With Interview (+7.9%)
2y 8m
Median Time to Grant
Low
PTA Risk
Based on 1284 resolved cases by this examiner. Grant probability derived from career allow rate.

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month