Prosecution Insights
Last updated: August 18, 2026
Application No. 18/455,078

Arrangement of carbon nanotubes and a method for manufacturing the arrangement

Non-Final OA §102§103
Filed
Aug 24, 2023
Priority
Aug 26, 2022 — DE 10 2022 121 638.1
Examiner
PARVEZ, AZM A
Art Unit
2892
Tech Center
2800 — Semiconductors & Electrical Systems
Assignee
Technische Universität Darmstadt
OA Round
3 (Non-Final)
78%
Grant Probability
Favorable
3-4
OA Rounds
1m
Est. Remaining
99%
With Interview

Examiner Intelligence

Grants 78% — above average
78%
Career Allowance Rate
511 granted / 652 resolved
+10.4% vs TC avg
Strong +27% interview lift
Without
With
+27.0%
Interview Lift
resolved cases with interview
Typical timeline
3y 1m
Avg Prosecution
18 currently pending
Career history
663
Total Applications
across all art units

Statute-Specific Performance

§101
0.8%
-39.2% vs TC avg
§103
49.7%
+9.7% vs TC avg
§102
22.7%
-17.3% vs TC avg
§112
23.3%
-16.7% vs TC avg
Black line = Tech Center average estimate • Based on career data from 652 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 . Status of Claims Claims 1-14 are pending and claims 13-14 have been withdrawn. Claim Rejections - 35 USC § 102 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. Claim(s) 1-5, 7-8 and 10-12 are rejected under 35 U.S.C. 102(a)(1) as being anticipated by Yilmazoglu Oktay, DE 102017115330. Regarding claim 1, Yilmazoglu Oktay discloses; An arrangement of carbon nanotubes (CNTs), comprising: a substrate (100) [Fig. 6A-6B and Page 9, ¶ 1; substrate 200]; a first CNT block (110) rising up from the substrate (100) [Fig. 6A-6B and Page 9, ¶ 1; stack of high density 110a rising up from substrate 200]; a second CNT block (120) rising up from the substrate (100) [Fig. 6A-6B and Page 9, ¶ 1; stack of high density 110b rising up from substrate 200], the first CNT block (110) and the second CNT block (120) being spaced apart from each other [Fig. 6A-6B and Page 9, ¶ 1; stack of high density 110a and 110b are laterally offset from each other]; and a CNT link (130) connecting the first CNT block (110) to the second CNT block (120) [Fig. 6A-6B and Page 9, ¶ 1; stack of low density 120 bridged between stack of high density 110a and 110b], wherein CNTs of the CNT link (130) are oriented in a same direction as CNTs of the first CNT block (110) and the second CNT block (120) [Fig. 6A-6B and Page 9, ¶ 2-3; the orientation of the CNTs in the low density stacks 120 are same as the stack of high density 110a and 110b], and wherein the CNT link (130) is configured as a CNT bridge which does not touch any underlying structure [Fig. 6A-6B and Page 9, ¶ 1; stack of low density 120 bridged between stack of high density 110a and 110b and stack of low density 120 does not touch the surface of the substrate 200]. Regarding Claim 2, Yilmazoglu Oktay discloses; the CNT link (130) includes a CNT wall [Fig. 6A-6B and Page 9, ¶ 1; stack of low density 120 is CNT wall]. Regarding Claim 3, Yilmazoglu Oktay discloses; an adhesion-reducing layer (105) in an area on the substrate (100) that is below the CNT bridge (130) [Fig. 6A-6B and Page 9, ¶ 1; intermediate layer 210a is below the stack of low density 120]. Regarding Claim 4, Yilmazoglu Oktay discloses; the CNT link (130) comprises at least one of: - a predetermined thickness (D), - a predetermined width (B) [Fig. 6A-6B and Page 9, ¶ 1; stack of low density 120 bridged between stack of high density 110a and 110b has a predetermined width], - a predetermined distance (H) above the substrate (100). Regarding Claim 5, Yilmazoglu Oktay discloses; the predetermined thickness (D) or the predetermined width (B) or the predetermined distance (H) changes along the connection between the first CNT block (110) and the second CNT block (120) in a predetermined manner [Fig. 6A-6B; thickness of the stack of low density 120 changes due to low density formation of CNTs at various point]. Regarding Claim 7, Yilmazoglu Oktay discloses; at least one further CNT link (135) [Fig. 6A-6B and Page 9, ¶ 1; stack of high density 110c bridged between stack of high density 110a and 110b], wherein the at least one further CNT link (135) connects the first CNT block (110) to the second CNT block (120) [Fig. 6A-6B and Page 9, ¶ 1; stack of high density 110c bridged between stack of high density 110a and 110b] and CNTs of the at least one further CNT link (135) are aligned in a same direction as the CNTs of the first CNT block (110) or the second CNT block (120) [Fig. 6A-6B and Page 9, ¶ 2-3; the orientation of the CNTs in the high density stacks 110c are same as the stack of high density 110a and 110b]. Regarding Claim 8, Yilmazoglu Oktay discloses; the CNT link (130) is connected to the at least one further CNT link (135) by a crosslink (137) of CNTs [Fig. 6A-6B and Page 9, ¶ 4; stack of high density 110c and the stack of low density 120 connected and bridged between stack of high density 110a and 110b]. Regarding Claim 10, Yilmazoglu discloses; a coating [Page 10, ¶ 3; a coating, for example the thin CNT layer 120, with piezoelectric materials such as zinc oxide (ZnO) to generate electricity (energy harvesting)] on at least one of: - the CNT link (130), - the at least one further CNT link (135), - the first CNT block (110), - the second CNT block (120), wherein the coating is configured to enhance or cause at least one of: a thermoresistive effect, a pyroelectric effect, a thermochromic effect, and a piezoelectric effect [Page 10, ¶ 3; a coating, for example the thin CNT layer 120, with piezoelectric materials such as zinc oxide (ZnO) to generate electricity (energy harvesting)]. Regarding Claim 11, Yilmazoglu Oktay discloses; a sensor, comprising: the arrangement of carbon nanotubes (CNTs) according to claim 1; and an evaluation unit (200) configured to determine electrical characteristics of the arrangement and, based thereon, to perform at least one of: - a power measurement of electromagnetic waves, - a force measurement, - an acceleration measurement, - a flow measurement [Page 12, ¶ 1; the following quantities can be measured: force, acceleration, angular velocity, pressure, tactile, vibration, flow (gas or liquid) and more]. Regarding Claim 12, Yilmazoglu Oktay discloses; a method, comprising: applying the arrangement according to claim 1 - as a bolometer, - as a power meter for THz signals, - as a force meter, or - as an accelerometer [Page 12, ¶ 1; the following quantities can be measured: force, acceleration, angular velocity, pressure, tactile, vibration, flow (gas or liquid) and more]. Claim Rejections - 35 USC § 103 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 Yilmazoglu Oktay, DE 102017115330 as applied to claims 1-5, 7-8 and 10-12 above, and in view of Fig. 4A-4D of Primary reference Yilmazoglu Oktay, DE 102017115330. Regarding Claim 6, Yilmazoglu Oktay discloses; at least one electrical contact of the first CNT block (110) and the second CNT block (120) selected from the group consisting of: a first contact layer (115) for contacting the first CNT block (110), the first contact layer (115) being formed adjacent to or partially below the first CNT block (110) on the substrate (100) and comprising a metal [Fig. 6A-6B and Page 9, ¶ 1; first electrical contact element 130a with a stack of high density 110a], a second contact layer (125), the second contact layer (125) being formed adjacent to or partially below the second CNT block (120) on the substrate (100) and comprising a metal [Fig. 6A-6B and Page 9, ¶ 1; the second electrical contact element 130b with a stack of high density 110b], Yilmazoglu Oktay substantially discloses the claimed invention, including two stack of high density CNT wall connected by a link of low density CNT stack and a further link of high density CNT stack in Fig. 6A-6B but is silent about a first broadening (117) of the first CNT block (110) on a side facing the substrate (100, and a second broadening (127) of the second CNT block (120) on a side facing the substrate (100). However, Yilmazoglu Oktay teaches in Fig 4A-4D that the high density stacks form, in part, spacers that extend at least partially into the low density stacks to define a variable distance stop. The spacers are therefore themselves formed from nanotubes (Fig 4A-4D;115a, 115b and Page 4, ¶ 1). It would have been obvious to one with ordinary skill in the art before the effective filing date of the claimed invention to modify Yilmazoglu Oktay by providing a first broadening (117) of the first CNT block (110) on a side facing the substrate (100, and a second broadening (127) of the second CNT block (120) on a side facing the substrate (100), so that spacers are formed, to allow changing the variable distance between adjacent high-density stacks only in a predetermined range (Page 4, ¶ 1). Claim 9 is rejected under 35 U.S.C. 103 as being unpatentable over Yilmazoglu Oktay, DE 102017115330 as applied to claims 1-5, 7-8 and 10-12 above, and in view of Dijon, US 2012/0292103. Regarding Claim 9, Yilmazoglu Oktay substantially discloses the claimed invention, including two stack of high density CNT wall connected by a link of low density CNT stack and a further link of high density CNT stack, but silent about at least one further CNT block (151, 152) rising up from the substrate (100),wherein the CNT link (130) or the at least one further CNT link (135) connects the first CNT block (110), the second CNT block (120), and the at least one further CNT block (151, 152). However, Dijon teaches that multiple nanotubes bundles 8 are interconnected by a nanotube bundle 8’ (Fig. 5B). It would have been obvious to one with ordinary skill in the art before the effective filing date of the claimed invention to modify Yilmazoglu Oktay by providing at least one further CNT block (151, 152) rising up from the substrate (100), wherein the CNT link (130) or the at least one further CNT link (135) connects the first CNT block (110), the second CNT block (120), and the at least one further CNT block (151, 152), so that forming the electric connections, in an electronic device, with bundles of carbon nanotubes (CNT) directed along a first direction and contained in cavities called vias. Such CNT bundles are laterally interconnected by lines, also formed of CNT bundles along a second direction ([0016]). Response to Arguments Applicant’s arguments with respect to claim(s) 1-12 have been considered but are moot because the new ground of rejection does not rely on any reference applied in the prior rejection of record for any teaching or matter specifically challenged in the argument. New 102 rejection anticipated by Yilmazoglu Oktay, DE 102017115330 and new sets of 103 rejections such as Yilmazoglu Oktay, DE 102017115330 in view of Fig. 4A-4D of Primary reference Yilmazoglu Oktay, DE 102017115330 and Yilmazoglu Oktay, DE 102017115330 in view of Dijon, US 2012/0292103, please see the rejection above. Conclusion Applicant's amendment necessitated the new ground(s) of rejection presented in this Office action. Accordingly, THIS ACTION IS MADE FINAL. See MPEP § 706.07(a). Applicant is reminded of the extension of time policy as set forth in 37 CFR 1.136(a). A shortened statutory period for reply to this final action is set to expire THREE MONTHS from the mailing date of this action. In the event a first reply is filed within TWO MONTHS of the mailing date of this final action and the advisory action is not mailed until after the end of the THREE-MONTH shortened statutory period, then the shortened statutory period will expire on the date the advisory action is mailed, and any nonprovisional extension fee (37 CFR 1.17(a)) pursuant to 37 CFR 1.136(a) will be calculated from the mailing date of the advisory action. In no event, however, will the statutory period for reply expire later than SIX MONTHS from the mailing date of this final action. Any inquiry concerning this communication or earlier communications from the examiner should be directed to AZM PARVEZ whose telephone number is (571)272-1447. The examiner can normally be reached M-F 9-6 EST. 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, DREW RICHARDS can be reached at (571)272-1736. 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. /AZM PARVEZ/ Examiner Art Unit 2892 /NORMAN D RICHARDS/Supervisory Patent Examiner, Art Unit 2892
Read full office action

Prosecution Timeline

Aug 24, 2023
Application Filed
Jan 27, 2026
Non-Final Rejection mailed — §102, §103
Apr 27, 2026
Response Filed
Jun 11, 2026
Final Rejection mailed — §102, §103
Aug 03, 2026
Request for Continued Examination
Aug 04, 2026
Response after Non-Final Action
Aug 13, 2026
Non-Final Rejection mailed — §102, §103 (current)

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Prosecution Projections

3-4
Expected OA Rounds
78%
Grant Probability
99%
With Interview (+27.0%)
3y 1m (~1m remaining)
Median Time to Grant
High
PTA Risk
Based on 652 resolved cases by this examiner. Grant probability derived from career allowance rate.

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