Prosecution Insights
Last updated: July 17, 2026
Application No. 18/289,274

ANTIDEPRESSANT AND ANXIOLYTIC SUBSTITUTED CINNAMAMIDE COMPOUND

Final Rejection §DP
Filed
Nov 02, 2023
Priority
May 28, 2021 — CN 202110606431.2 +1 more
Examiner
SHIAO, REI TSANG
Art Unit
1691
Tech Center
1600 — Biotechnology & Organic Chemistry
Assignee
Tasly Pharmaceutical Group Co. Ltd.
OA Round
2 (Final)
80%
Grant Probability
Favorable
3-4
OA Rounds
0m
Est. Remaining
46%
With Interview

Examiner Intelligence

Grants 80% — above average
80%
Career Allowance Rate
1639 granted / 2053 resolved
+19.8% vs TC avg
Minimal -34% lift
Without
With
+-34.0%
Interview Lift
resolved cases with interview
Fast prosecutor
2y 0m
Avg Prosecution
52 currently pending
Career history
2081
Total Applications
across all art units

Statute-Specific Performance

§101
1.0%
-39.0% vs TC avg
§103
33.2%
-6.8% vs TC avg
§102
3.8%
-36.2% vs TC avg
§112
9.4%
-30.6% vs TC avg
Black line = Tech Center average estimate • Based on career data from 2053 resolved cases

Office Action

§DP
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 . DETAILED ACTION Priority and Status of the Claims 1. This application is a 371 PCT/CN2022/094753 05/24/2022, which claims benefit of the foreign application: CNINA CN202110606431.2 05/28/2021. 2. Amendment of claims 9 and 11-13 in the amendment filed on 4/23/2026 is acknowledged. Claims 1-15 are pending in the application. Responses to Amendments/Arguments 3. Applicant's arguments regarding the rejection of claims 1-2, 4-6, and 14-15 under 35 U.S.C. 103 (a) over Ma et al. ‘500 and ‘242 have been fully considered but they are not persuasive. Applicants state “However, neither Ma et al. '500 nor Ma et al. '242 specifically discloses compound M2 as recited in claim 1 of the present application. As also acknowledged by the office action, there is a "difference between instant claims and Ma et al. '500 and '242...". Ma et al. '500 and Ma et al. '242 fail to teach or suggest that compound M2 provides faster-acting effect and higher absolute bioavailability than compound II-5 in Ma et al. '500 and compound I-5 in Ma et al. '242, for antidepressant and anxiolytic effects. The present application solves the long-standing technical problems in the prior art that conventional antidepressant and anxiolytic drugs generally suffer from low bioavailability and take effect slowly.”, see page 7. However, it is noted that the instant claims 1-2 are drawn to a product compound per se. Ma et al. ‘500 discloses a compound of formula (II), and Ma et al. ‘242 discloses a compound of formula (II), they read on the instant compounds of formula (M2) in claims 1-2. Therefore Ma et al. ‘500 and ‘242 read on the instant invention claims 1-2, 4-6, and 14-15. The rejection of claims 1-2, 4-6, and 14-15 under 35 U.S.C. 103 (a) over Ma et al. ‘500 and ‘242 is maintained. 4. Since a terminal disclaimer against Ma et al. ‘989 has not been filed to the Office, therefore the rejection of claims 1 and 15 under the obviousness-type double patenting over Ma et al. ‘989 is maintained. Applicant are requested to file a terminal disclaimer to overcome the rejection. Claim Objections 5. Claims 3 and 7-13 are objected to as being dependent on rejected claim 1. 6. 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 extension fee 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. Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to REI TSANG SHIAO whose telephone number is (571)272-0707. The examiner can normally be reached on 8:30 am-5:00 pm. 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, Renee Claytor can be reached on 571-272-8394. 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. /REI TSANG SHIAO/ Rei-tsang Shiao, Ph.D.Primary Examiner, Art Unit 1691 June 29, 2026
Read full office action

Prosecution Timeline

Nov 02, 2023
Application Filed
Feb 19, 2026
Non-Final Rejection mailed — §DP
Apr 23, 2026
Response Filed
Jul 02, 2026
Final Rejection mailed — §DP (current)

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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
46%
With Interview (-34.0%)
2y 0m (~0m remaining)
Median Time to Grant
Moderate
PTA Risk
Based on 2053 resolved cases by this examiner. Grant probability derived from career allowance rate.

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