Prosecution Insights
Last updated: July 17, 2026
Application No. 18/030,634

ORGANIC MOLECULE LIGHT EMITTERS

Final Rejection §112
Filed
Apr 06, 2023
Priority
Oct 09, 2020 — provisional 63/090,024 +1 more
Examiner
KENYON, JOHN S
Art Unit
1625
Tech Center
1600 — Biotechnology & Organic Chemistry
Assignee
The Governing Council of the University of Toronto
OA Round
2 (Final)
80%
Grant Probability
Favorable
3-4
OA Rounds
0m
Est. Remaining
98%
With Interview

Examiner Intelligence

Grants 80% — above average
80%
Career Allowance Rate
755 granted / 941 resolved
+20.2% vs TC avg
Strong +18% interview lift
Without
With
+17.5%
Interview Lift
resolved cases with interview
Typical timeline
2y 4m
Avg Prosecution
48 currently pending
Career history
984
Total Applications
across all art units

Statute-Specific Performance

§101
1.8%
-38.2% vs TC avg
§103
20.0%
-20.0% vs TC avg
§102
25.9%
-14.1% vs TC avg
§112
30.3%
-9.7% vs TC avg
Black line = Tech Center average estimate • Based on career data from 941 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 . In the event the determination of the status of the application as subject to AIA 35 U.S.C. 102 and 103 (or as subject to pre-AIA 35 U.S.C. 102 and 103) is incorrect, any correction of the statutory basis (i.e., changing from AIA to pre-AIA ) for the rejection will not be considered a new ground of rejection if the prior art relied upon, and the rationale supporting the rejection, would be the same under either status. Election/Restrictions Applicants’ claim amendments render moot the prior art rejection of record. The Examiner extended the Markush search to the full scope of instant claim 25 but did not retrieve any prior art. Therefore, the Election of Species Requirement of 6 August 2025, is withdrawn, as all claims are free of the prior art. All claims have been examined on the merits. Current Status of 18/030,634 This Office Action is responsive to the amended claims of 27 March 2026. Claims 25, 27, 30, 33, 35, and 38-47 have been examined on the merits. Claims 25, 27, 30, 33, 35, and 38-40 are currently amended. Claims 41-47 are new. Priority The effective filing date is 9 October 2020. Response to Arguments The Examiner acknowledges receipt of and has reviewed Applicants’ claim amendments and Reply of 27 March 2026. Applicants’ claim amendments render moot the prior art rejection of record. Response to Amendment Claim Objections Claim 27 is objected to because the following compounds: PNG media_image1.png 254 406 media_image1.png Greyscale and PNG media_image2.png 204 204 media_image2.png Greyscale are structural duplicates. The first three compounds of claim 47 also appear to be structural duplicates. Please delete two of these occurrences and verify none of the other compounds within the claims are duplicates. 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. Claims 25, 27, 30, 33, 35, and 38-47 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 applications subject to pre-AIA 35 U.S.C. 112, the applicant), regards as the invention. Claim 25 recites the limitation "alkenyl” and “alkynyl” and “C1-10alkyl” and “’substituted’ aryl,…” as alternative embodiments of R10. The Examiner has circled the exact occurrences for illustration: PNG media_image3.png 176 802 media_image3.png Greyscale PNG media_image4.png 300 792 media_image4.png Greyscale . There is insufficient antecedent basis for these limitations in the claim. These limitations render the metes and bounds of claim 25 undefined (hence rendering claim 25 indefinite under 35 USC 112(b)) since the artisan is not certain where these alternative embodiments of substituents are first introduced earlier within claim 25. The claims 27, 30, 33, 35, and 38-47 are similarly rejected as indefinite since these claims refer back to claim 25 but do not remedy the rationale underpinning the basis for rejecting claim 25. This rejection is properly made FINAL as it is due to Applicants’ claim amendments. Conclusion There are no presently allowable claims. There is no known prior art reference that either teaches or anticipates a compound of claim 25. The claim 25 is free of the prior art for the rationale stated within paragraph 19 of the previous Office Action. 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 JOHN S KENYON whose telephone number is (571)270-1567. The examiner can normally be reached Monday-Friday 10a-6p. 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, Andrew D Kosar can be reached at (571) 272-0913. 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. /JOHN S KENYON/Primary Patent Examiner, Art Unit 1625
Read full office action

Prosecution Timeline

Apr 06, 2023
Application Filed
Dec 29, 2025
Non-Final Rejection mailed — §112
Mar 27, 2026
Response Filed
Jun 30, 2026
Final Rejection mailed — §112 (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

3-4
Expected OA Rounds
80%
Grant Probability
98%
With Interview (+17.5%)
2y 4m (~0m remaining)
Median Time to Grant
Moderate
PTA Risk
Based on 941 resolved cases by this examiner. Grant probability derived from career allowance rate.

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