Prosecution Insights
Last updated: May 29, 2026
Application No. 18/545,698

HOLE-SELECTIVE CONTACT STRUCTURE FOR SOLAR CELL

Non-Final OA §112
Filed
Dec 19, 2023
Priority
Dec 20, 2022 — EU 22306957.6
Examiner
KANG, TAE-SIK
Art Unit
1728
Tech Center
1700 — Chemical & Materials Engineering
Assignee
Universitat Politécnica De Catalunya
OA Round
2 (Non-Final)
58%
Grant Probability
Moderate
2-3
OA Rounds
5m
Est. Remaining
85%
With Interview

Examiner Intelligence

Grants 58% of resolved cases
58%
Career Allowance Rate
321 granted / 553 resolved
-7.0% vs TC avg
Strong +27% interview lift
Without
With
+27.2%
Interview Lift
resolved cases with interview
Typical timeline
2y 11m
Avg Prosecution
31 currently pending
Career history
584
Total Applications
across all art units

Statute-Specific Performance

§101
0.3%
-39.7% vs TC avg
§103
79.7%
+39.7% vs TC avg
§102
8.4%
-31.6% vs TC avg
§112
11.1%
-28.9% vs TC avg
Black line = Tech Center average estimate • Based on career data from 553 resolved cases

Office Action

§112
DETAILED ACTION Examiner’s Notes The present application, filed on or after March 16, 2013, is being examined under the first inventor to file provisions of the AIA . Regarding the canceled claims 2-3, 6, and 8-9, the canceled claim should not have text presented in the claim listing. Remarks Claims 1, 4, 7, and 10 are amended. Claims 2-3, 6, and 8-9 are cancelled. Claims 5 and 11-15 are withdrawn from further consideration. Claims 1, 4-5, 7, and 10-15 are pending. Claim Rejections - 35 USC § 112 The following is a quotation of 35 U.S.C. 112: (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. Claims 1, 4, 7, and 10 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. Claim 1 recites the term "PFN” in line 13. It is unclear as to what Applicant intends the limitation “PFN” further limit. All claims which depend on clam 1 are rejected by virtue of dependency. Appropriate correction is required. Claim 1 recites the term "SAM” in line 13. It is unclear as to what Applicant intends the limitation “SAM” further limit. All claims which depend on clam 1 are rejected by virtue of dependency. Appropriate correction is required. Claim 1 recites “the material” in line 16. There is insufficient antecedent basis for this limitation in the claim. For the purpose of this office action, the recitation will be treated as if it recites “a material”. Appropriate correction is required. Claim 1 recites “the material” in line 24. There is insufficient antecedent basis for this limitation in the claim. For the purpose of this office action, the recitation will be treated as if it recites “a material”. Appropriate correction is required. Claim 1 recites “the dopant concentration” in line 24. There is insufficient antecedent basis for this limitation in the claim. For the purpose of this office action, the recitation will be treated as if it recites “a dopant concentration”. Appropriate correction is required. Claim 4 recites “the material” in line 2. There is insufficient antecedent basis for this limitation in the claim. For the purpose of this office action, the recitation will be treated as if it recites “a material”. Appropriate correction is required. Claim 4 recites “a combination of at least two of the foregoing” in line 3. There is insufficient antecedent basis for this limitation in the claim. For the purpose of this office action, the recitation will be treated as if it recites “a combination thereof”. Appropriate correction is required. Response to Arguments Applicant's arguments filed on 10/17/2025 have been fully considered, but they are moot in view of the new ground(s) of rejection. Conclusion Applicant's amendment necessitated the modified and/or 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). Any inquiry concerning this communication or earlier communications from the examiner should be directed to TAE-SIK KANG whose telephone number is 571-272-3190. The examiner can normally be reached on 9:00am – 5:00pm. If attempts to reach the examiner by telephone are unsuccessful, the examiner’s supervisor, Matthew T. Martin can be reached on 571-270-7871. The fax phone number for the organization where this application or proceeding is assigned is 571-273-8300. Information regarding the status of an application may be obtained from the Patent Application Information Retrieval (PAIR) system. Status information for published applications may be obtained from either Private PAIR or Public PAIR. Status information for unpublished applications is available through Private PAIR only. For more information about the PAIR system, see http://pair-direct.uspto.gov. Should you have questions on access to the Private PAIR system, contact the Electronic Business Center (EBC) at 866-217-9197 (toll-free). If you would like assistance from a USPTO Customer Service Representative or access to the automated information system, call 800-786-9199 (IN USA OR CANADA) or 571-272-1000. /TAE-SIK KANG/ Primary Examiner, Art Unit 1728
Read full office action

Prosecution Timeline

Dec 19, 2023
Application Filed
May 21, 2025
Non-Final Rejection mailed — §112
Aug 12, 2025
Examiner Interview Summary
Aug 12, 2025
Applicant Interview (Telephonic)
Oct 17, 2025
Response Filed
Dec 30, 2025
Final Rejection mailed — §112
Mar 23, 2026
Response after Non-Final Action

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12624988
ELECTROMAGNETIC WAVE DETECTOR AND ELECTROMAGNETIC WAVE DETECTOR ARRAY
3y 1m to grant Granted May 12, 2026
Patent 12628492
METHODS FOR IMPROVING PEROVSKITE SOLAR CELLS
2y 2m to grant Granted May 12, 2026
Patent 12628559
THERMOELECTRIC CHARGERS EMBEDDED IN THERMALLY INSULATED CONTAINERS AND METHODS OF CHARGING ELECTRONIC DEVICES USING THE SAME
2y 0m to grant Granted May 12, 2026
Patent 12628558
THERMOELECTRIC MODULE
1y 10m to grant Granted May 12, 2026
Patent 12622125
Integrated Bypass Diode Schemes for Solar Modules
1y 6m to grant Granted May 05, 2026
Study what changed to get past this examiner. Based on 5 most recent grants.

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Prosecution Projections

2-3
Expected OA Rounds
58%
Grant Probability
85%
With Interview (+27.2%)
2y 11m (~5m remaining)
Median Time to Grant
Moderate
PTA Risk
Based on 553 resolved cases by this examiner. Grant probability derived from career allowance rate.

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