Prosecution Insights
Last updated: May 29, 2026
Application No. 18/585,500

SP2-Bonded Carbon Structures

Non-Final OA §103
Filed
Feb 23, 2024
Priority
Dec 28, 2017 — provisional 62/611,347 +1 more
Examiner
EWALD, MARIA VERONICA
Art Unit
1783
Tech Center
1700 — Chemical & Materials Engineering
Assignee
Texas Instruments Incorporated
OA Round
1 (Non-Final)
59%
Grant Probability
Moderate
1-2
OA Rounds
10m
Est. Remaining
65%
With Interview

Examiner Intelligence

Grants 59% of resolved cases
59%
Career Allowance Rate
180 granted / 307 resolved
-6.4% vs TC avg
Moderate +7% lift
Without
With
+6.8%
Interview Lift
resolved cases with interview
Typical timeline
3y 1m
Avg Prosecution
34 currently pending
Career history
325
Total Applications
across all art units

Statute-Specific Performance

§101
0.2%
-39.8% vs TC avg
§103
81.3%
+41.3% vs TC avg
§102
12.3%
-27.7% vs TC avg
§112
3.6%
-36.4% vs TC avg
Black line = Tech Center average estimate • Based on career data from 307 resolved cases

Office Action

§103
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 . 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(s) 1-12 is/are rejected under 35 U.S.C. 103 as being unpatentable over Choi (US 2014/0182808) in view of Ren (CN 102674321 A) (2012). Choi (US 2014/0182808) teaches producing a polymer foam structure and through UV polymerization and then coating it with a metal to form a metal nanostructure foam with pores and removing the polymer to form a metal lattice foam structure (See figures, claims and [0014-0016]). Choi teaches the prior art achieves micropores when desired too (See [0009]). Regarding claims 2 and 7, Choi teaches a photomask (See above coted areas, Examples and claims). Regarding claims 4 and 9, Choi teaches the metal can be nickel or copper (See claims). While the art may not teach the claimed polymer it would have been obvious to one of ordinary skill in the art at the time of the filing of the invention to provide photo-initiated and photo-maskable polymers absent a showing of criticality and unexpected results. Choi doesn’t teach a graphitic material. Ren (CN 102674321 A) (2012) teaches growing a graphene material foam from a porous metal foam template that is coated with carbon by CVD process that is converted to graphene through said process (see claims; particularly claim 1). It would have been obvious to one of ordinary skill in the art at the time of filing to provide a graphene or graphitic coating to produce a graphite foam. Claim(s) 1-14 is/are rejected under 35 U.S.C. 103 as being unpatentable over Choi (US 2014/0182808) in view of Ren (CN 102674321 A) (2012), as above, further in view of Agrawal (WO 03046508). The previously cited art may not teach functionalizing the metal surface. Agrawal (WO 03046508) teaches a high surface area metal microstructure with pores that can form in tubes (See claims; including 62). The surface of the metal can be functionalized to form a hydroxylated surface or mercaptan to allow the material to interact with biomolecules (See claims and [0162-0164]). Agrawal (WO 03046508) teaches it is well known in the art that mercaptans bond well to metals and one of ordinary skill in the art is aware of methods and compositions that effect this bonding mechanism [0162]. The metal may be coated with a polymer as well or (matrix) (See Claims and [0189-0190]). It would have been obvious to one of ordinary skill in the art at the time of filing to provide polymer matrix with functional groups or the claimed functionalization of the metal since such functionalization is taught to be well known in the art. Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to DANIEL H MILLER whose telephone number is (571)272-1534. The examiner can normally be reached M-TH 9-6. 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, Veronica Ewald can be reached at 571-272-8519. 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. /DANIEL H MILLER/Primary Examiner, Art Unit 1783
Read full office action

Prosecution Timeline

Feb 23, 2024
Application Filed
Mar 25, 2026
Non-Final Rejection mailed — §103 (current)

Precedent Cases

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Study what changed to get past this examiner. Based on 5 most recent grants.

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Prosecution Projections

1-2
Expected OA Rounds
59%
Grant Probability
65%
With Interview (+6.8%)
3y 1m (~10m remaining)
Median Time to Grant
Low
PTA Risk
Based on 307 resolved cases by this examiner. Grant probability derived from career allowance rate.

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