Prosecution Insights
Last updated: July 17, 2026
Application No. 18/244,579

STRETCHABLE OPTICAL DEVICE AND METHOD FOR MANUFACTURING THEREOF

Final Rejection §112
Filed
Sep 11, 2023
Priority
Mar 11, 2021 — RE 10-2021-0032035 +2 more
Examiner
SOWARD, IDA M
Art Unit
2898
Tech Center
2800 — Semiconductors & Electrical Systems
Assignee
Korea University Research And Business Foundation Sejong Campus
OA Round
2 (Final)
93%
Grant Probability
Favorable
3-4
OA Rounds
0m
Est. Remaining
99%
With Interview

Examiner Intelligence

Grants 93% — above average
93%
Career Allowance Rate
1260 granted / 1351 resolved
+25.3% vs TC avg
Moderate +6% lift
Without
With
+5.5%
Interview Lift
resolved cases with interview
Fast prosecutor
2y 1m
Avg Prosecution
53 currently pending
Career history
1383
Total Applications
across all art units

Statute-Specific Performance

§101
0.4%
-39.6% vs TC avg
§103
48.0%
+8.0% vs TC avg
§102
29.0%
-11.0% vs TC avg
§112
22.0%
-18.0% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1351 resolved cases

Office Action

§112
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 . This Office Action is in response to the Applicant’s amendment filed May 5, 2026. Drawings The drawings are objected to because there are no reference characters for the inter-pixel region. Corrected drawing sheets in compliance with 37 CFR 1.121(d) are required in reply to the Office action to avoid abandonment of the application. Any amended replacement drawing sheet should include all of the figures appearing on the immediate prior version of the sheet, even if only one figure is being amended. The figure or figure number of an amended drawing should not be labeled as “amended.” If a drawing figure is to be canceled, the appropriate figure must be removed from the replacement sheet, and where necessary, the remaining figures must be renumbered and appropriate changes made to the brief description of the several views of the drawings for consistency. Additional replacement sheets may be necessary to show the renumbering of the remaining figures. Each drawing sheet submitted after the filing date of an application must be labeled in the top margin as either “Replacement Sheet” or “New Sheet” pursuant to 37 CFR 1.121(d). If the changes are not accepted by the examiner, the applicant will be notified and informed of any required corrective action in the next Office action. The objection to the drawings will not be held in abeyance. Specification The objection to the abstract of the disclosure has been withdrawn due to the amendment filed. The objection to the title of the invention has been withdrawn due to the amendment filed. The specification is objected to as failing to provide proper antecedent basis for the claimed subject matter “inter-pixel region”. See 37 CFR 1.75(d)(1) and MPEP § 608.01(o). Correction is required. Claim Rejections - 35 USC § 112 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 1 is 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 applications subject to pre-AIA 35 U.S.C. 112, the applicant), regards as the invention. In regard to claim 1, it is not understood what actually constitutes the inter-pixel region. Claims 3-7 are rejected as being dependent upon rejected claim 1. Allowable Subject Matter As best understood, claims 1 and 3-7 would be allowable if rewritten or amended to overcome the rejection(s) under 35 U.S.C. 112(b) or 35 U.S.C. 112 (pre-AIA ), 2nd paragraph, set forth in this Office action. Conclusion The prior art made of record and not relied upon is considered pertinent to applicant's disclosure. The following patents are cited to further show the state of the art with respect to stretchable optical devices: Huang et al. (CN 112242417 A) Oh et al. (EP 3618121 A1) Wang et al. (CN 112230799 A) Won et al. (WO 2021025299 A1). 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 IDA M SOWARD whose telephone number is (571)272-1845. The examiner can normally be reached Monday through Thursday, 7am to 5:30pm. 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, Leonard Chang can be reached at 571-270-3691. 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. IMS June 2, 2026 /IDA M SOWARD/Primary Examiner, Art Unit 2898
Read full office action

Prosecution Timeline

Sep 11, 2023
Application Filed
Feb 06, 2026
Non-Final Rejection mailed — §112
May 05, 2026
Response Filed
Jun 05, 2026
Final Rejection mailed — §112 (current)

Precedent Cases

Applications granted by this same examiner with similar technology

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VERTICAL FIELD EFFECT TRANSISTOR INCLUDING CHANNEL HAVING GaN AND AIGaN REGIONS
4y 4m to grant Granted Jul 14, 2026
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Patent 12684961
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Patent 12684891
THREE-TERMINAL INTERDIGITATED BACK CONTACT PHOTOELECTRIC DEVICE
2y 3m to grant Granted Jul 14, 2026
Patent 12677666
DIE EDGE PROTECTION TO ELIMINATE DIE CHIPPING
4y 2m to grant Granted Jul 07, 2026
Study what changed to get past this examiner. Based on 5 most recent grants.

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Prosecution Projections

3-4
Expected OA Rounds
93%
Grant Probability
99%
With Interview (+5.5%)
2y 1m (~0m remaining)
Median Time to Grant
Moderate
PTA Risk
Based on 1351 resolved cases by this examiner. Grant probability derived from career allowance rate.

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