Prosecution Insights
Last updated: July 17, 2026
Application No. 17/914,337

ORGANIC ELECTROLUMINESCENT DEVICE AND DISPLAY DEVICE

Non-Final OA §112
Filed
Sep 24, 2022
Priority
Apr 27, 2021 — CN 202110457279.6 +1 more
Examiner
YANG, JAY LEE
Art Unit
1786
Tech Center
1700 — Chemical & Materials Engineering
Assignee
BOE Technology Group Co., Ltd.
OA Round
3 (Non-Final)
74%
Grant Probability
Favorable
3-4
OA Rounds
0m
Est. Remaining
76%
With Interview

Examiner Intelligence

Grants 74% — above average
74%
Career Allowance Rate
671 granted / 910 resolved
+8.7% vs TC avg
Minimal +2% lift
Without
With
+2.1%
Interview Lift
resolved cases with interview
Typical timeline
3y 8m
Avg Prosecution
54 currently pending
Career history
981
Total Applications
across all art units

Statute-Specific Performance

§103
79.0%
+39.0% vs TC avg
§102
7.5%
-32.5% vs TC avg
§112
11.4%
-28.6% vs TC avg
Black line = Tech Center average estimate • Based on career data from 910 resolved cases

Office Action

§112
DETAILED ACTION 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. Continued Examination Under 37 CFR 1.114 A request for continued examination under 37 CFR 1.114, including the fee set forth in 37 CFR 1.17(e), was filed in this application after final rejection. Since this application is eligible for continued examination under 37 CFR 1.114, and the fee set forth in 37 CFR 1.17(e) has been timely paid, the finality of the previous Office action has been withdrawn pursuant to 37 CFR 1.114. Applicant's submission filed on 05/20/26 has been entered. Response to Amendment The rejection of Claims 1-20 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 as set forth in the Final Rejection filed 02/20/26 is overcome by the Applicant’s amendments. Claim Objections Claim 8 is objected to because of the following informalities: the claim, which is dependent on Claim 5, recites “the electron-blocking layer” which must be replaced by “the electron blocking layer” (without hyphen) for consistency. Appropriate correction is required. Claim 9 is objected to because of the following informalities: the claim, which is dependent on Claim 5, recites “the hole-blocking layer” which must be replaced by “the hole blocking layer” (without hyphen) for consistency. Appropriate correction is required. Claim 17 is objected to because of the following informalities: the claim, which is dependent on Claim 5, recites “the electron-blocking layer” and “the hole-blocking layer” which must be replaced by “the electron blocking layer” and “the hole blocking layer” (without hyphen), respectively, for consistency. Appropriate correction is required. Claim 18 is objected to because of the following informalities: the claim recites “the hole-blocking layer” which must be replaced by “the hole blocking layer” (without hyphen) for consistency. Appropriate correction is required. Allowable Subject Matter 9. Claims 1-7, 10-16, 19, and 20 are allowed. Furthermore, Claims 8, 9, 17, and 18 are currently objected to due to minor informalities but would be allowable if amended to overcome the objections as set forth above. The closest prior art is provided by Han et al. (US 2015/0303378 A1), which discloses an organic electroluminescent (EL) device comprising a pair of electrodes, interposed therein an active (light-emitting layer) comprising compounds of the following form: PNG media_image1.png 190 400 media_image1.png Greyscale ([0022]); an embodiment is disclosed: PNG media_image2.png 174 416 media_image2.png Greyscale (page 5). However, it is the position of the Office that neither Han et al. singly nor in further combination with any other prior art discloses the organic EL device as recited in Claim 1, particularly in regards to the nature of the third compound. Response to Arguments 10. Applicant’s arguments on pages 10 and 11 with respect to the deficiencies of the previous rejection have been fully considered and are persuasive in view of the new amendments. Hence, the rejection has been withdrawn. Conclusion 11. Any inquiry concerning this communication or earlier communications from the examiner should be directed to JAY L YANG whose telephone number is (571)270-1137. The examiner can normally be reached Mon-Fri, 6am-3pm. 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, Jennifer A Boyd can be reached at 571-272-7783. 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. /JAY YANG/Primary Examiner, Art Unit 1786
Read full office action

Prosecution Timeline

Sep 24, 2022
Application Filed
Oct 27, 2025
Non-Final Rejection mailed — §112
Jan 26, 2026
Response Filed
Feb 20, 2026
Final Rejection mailed — §112
Apr 20, 2026
Response after Non-Final Action
May 20, 2026
Request for Continued Examination
May 22, 2026
Response after Non-Final Action
Jun 09, 2026
Non-Final Rejection mailed — §112 (current)

Precedent Cases

Applications granted by this same examiner with similar technology

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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
74%
Grant Probability
76%
With Interview (+2.1%)
3y 8m (~0m remaining)
Median Time to Grant
High
PTA Risk
Based on 910 resolved cases by this examiner. Grant probability derived from career allowance rate.

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