Prosecution Insights
Last updated: August 18, 2026
Application No. 18/532,375

Organic Semiconductive Layer Comprising Phosphine Oxide Compounds

Final Rejection §102§DOUBLEPATENT
Filed
Dec 07, 2023
Priority
Nov 23, 2015 — EU 15195877.4 +2 more
Examiner
NGUYEN, HAIDUNG D
Art Unit
1761
Tech Center
1700 — Chemical & Materials Engineering
Assignee
Novaled GmbH
OA Round
4 (Final)
65%
Grant Probability
Favorable
5-6
OA Rounds
4m
Est. Remaining
93%
With Interview

Examiner Intelligence

Grants 65% — above average
65%
Career Allowance Rate
406 granted / 625 resolved
At TC average
Strong +28% interview lift
Without
With
+28.2%
Interview Lift
resolved cases with interview
Typical timeline
3y 0m
Avg Prosecution
48 currently pending
Career history
671
Total Applications
across all art units

Statute-Specific Performance

§101
0.8%
-39.2% vs TC avg
§103
48.9%
+8.9% vs TC avg
§102
26.1%
-13.9% vs TC avg
§112
20.0%
-20.0% vs TC avg
Black line = Tech Center average estimate • Based on career data from 625 resolved cases

Office Action

§102 §DOUBLEPATENT
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 . Response to Amendment This action is responsive to applicant’s amendment filed 5/14/2026. Claims 1-10 are pending. The previous rejection of claims 1-4, 6, and 8 under 35 U.S.C. 102(a)(1) as being anticipated by Hayakawa et al. (JP2009203203) is withdrawn in view of applicant’s amendment. The previous rejection of claims 1-4, 6, and 8 under 35 U.S.C. 102(a)(1) as being anticipated by Lee et al. (KR20130129543) is withdrawn in view of applicant’s amendment. Terminal Disclaimer The terminal disclaimer filed on 11/13/2025 disclaiming the terminal portion of any patent granted on this application which would extend beyond the expiration date of US Patent 11,950,496, 11,139,446, and 11,566,033 have been reviewed and are accepted. The terminal disclaimer has been recorded. The previous rejection of claims 1-10 on the ground of non-statutory double patenting as being unpatentable over claims 1-6 and 9-11 of U.S. Patent No. 11,950,496, 11,139,446, and 11,566,033 are withdrawn in view of the Terminal Disclaimer. Information Disclosure Statement The information disclosure statement (IDS) submitted on 5/21/2026 has been considered by the examiner. Initialed copies accompany this action. Claim Rejections - 35 USC § 102 The text of those sections of Title 35, U.S. Code not included in this action can be found in a prior Office action. Claims 1-4, 6, and 8 are rejected under 35 U.S.C. 102(a)(1) as being anticipated by Lee et al. (KR20130129543). Lee discloses the following compounds that read on the claimed compound of formula (1). PNG media_image1.png 173 553 media_image1.png Greyscale Double Patenting Claims 1-10 are rejected on the ground of nonstatutory double patenting as being unpatentable over claims 6-10, of U.S. Patent No. 12,563,963. Although the claims at issue are not identical, they are not patentably distinct from each other because U.S. Patent No. 12,563,963 contains the claimed compound of formula (1) (compounds of Vu-Vai). Claims 1-10 are rejected on the ground of nonstatutory double patenting as being unpatentable over claims 9-13 of U.S. Patent No. 12,161,044. Although the claims at issue are not identical, they are not patentably distinct from each other because U.S. Patent No. 12,161,044contains the claimed compound of formula (1) (compounds of A28-A41). Response to Arguments Applicant's arguments filed 5/14/2026 have been fully considered but they are not persuasive. In response to applicant's argument that the references fail to the limitation of Ar2, specifically with regard to the “conjugated system”, it is noted that the features upon which applicant relies (i.e., Ar2 group includes sp3-hydridized carbon atoms and compound’s conjugation length) are not recited in the rejected claim(s). Although the claims are interpreted in light of the specification, limitations from the specification are not read into the claims. See In re Van Geuns, 988 F.2d 1181, 26 USPQ2d 1057 (Fed. Cir. 1993). Lee discloses Ar² is independently selected from C₁₄ to C40 arylene comprising a conjugated system of at least 14 delocalized electrons or C8 to C40 heteroarylene comprising a conjugated system of at least 14 delocalized electrons, wherein Ar² is free of indolyl as shown above. Lee discloses every limitation recited in the claims, and is anticipatory. Conclusion THIS ACTION IS MADE FINAL. 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 HAIDUNG D NGUYEN whose telephone number is (571)270-5455. The examiner can normally be reached M-Th: 10a-3p. 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, Angela Brown-Pettigrew can be reached on 571-272-2817. 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. /HAIDUNG D NGUYEN/Primary Examiner, Art Unit 1761 6/11/2026
Read full office action

Prosecution Timeline

Show 2 earlier events
Apr 29, 2025
Response Filed
Aug 13, 2025
Final Rejection mailed — §102, §DOUBLEPATENT
Nov 13, 2025
Response after Non-Final Action
Dec 15, 2025
Request for Continued Examination
Dec 18, 2025
Response after Non-Final Action
Jan 14, 2026
Non-Final Rejection mailed — §102, §DOUBLEPATENT
May 14, 2026
Response Filed
Jun 16, 2026
Final Rejection mailed — §102, §DOUBLEPATENT (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

5-6
Expected OA Rounds
65%
Grant Probability
93%
With Interview (+28.2%)
3y 0m (~4m remaining)
Median Time to Grant
High
PTA Risk
Based on 625 resolved cases by this examiner. Grant probability derived from career allowance rate.

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