Prosecution Insights
Last updated: October 04, 2026
Application No. 18/461,179

INHIBITORS OF CYSTEINE PROTEASES AND METHODS OF USE THEREOF

Non-Final OA
Filed
Sep 05, 2023
Priority
Apr 17, 2020 — provisional 63/012,039 +13 more
Examiner
MCDOWELL, BRIAN E
Art Unit
1624
Tech Center
1600 — Biotechnology & Organic Chemistry
Assignee
Pardes Biosciences Inc.
OA Round
3 (Non-Final)
74%
Grant Probability
Favorable
3-4
OA Rounds
0m
Est. Remaining
99%
With Interview

Examiner Intelligence

Grants 74% — above average
74%
Career Allowance Rate
842 granted / 1137 resolved
+14.1% vs TC avg
Strong +31% interview lift
Without
With
+30.8%
Interview Lift
resolved cases with interview
Typical timeline
2y 2m
Avg Prosecution
65 currently pending
Career history
1184
Total Applications
across all art units

Statute-Specific Performance

§101
1.0%
-39.0% vs TC avg
§103
16.3%
-23.7% vs TC avg
§102
20.5%
-19.5% vs TC avg
§112
49.6%
+9.6% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1137 resolved cases

Prosecution Timeline

Sep 05, 2023
Application Filed
Apr 22, 2025
Non-Final Rejection mailed
Oct 22, 2025
Response Filed
Dec 18, 2025
Final Rejection mailed
Jun 18, 2026
Request for Continued Examination
Jun 22, 2026
Response after Non-Final Action
Jul 22, 2026
Examiner Interview (Telephonic)
Jul 27, 2026
Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12747223
N-(2-(3-CYANO-2-AZABICYCLO[3.1.0]HEXAN-2-YL)-2-OXOETHYL)QUINOLINE-4-CARBOXAMIDES
3y 3m to grant Granted Sep 29, 2026
Patent 12741943
Sodium 2-[(4S)-8-fluoro-2-[4-(3-methoxyphenyl)piperazin-1-yl]-3-[2-methoxy-5-(trifluoromethyl)phenyl]-4H-quinazolin-4-yl]acetate monohydrate, its preparation and use
4y 0m to grant Granted Sep 22, 2026
Patent 12741959
Belumosudil Metabolites and Uses Thereof In The Treatment of Chronic Graft-Versus-Host Disease
2y 6m to grant Granted Sep 22, 2026
Patent 12733635
PLATELET STORAGE METHODS AND COMPOSITIONS
4y 2m to grant Granted Sep 15, 2026
Patent 12735403
SALT OF RHO-ASSOCIATED PROTEIN KINASE INHIBITOR, SOLID FORM OF THE SALT, PREPARATION METHOD FOR SAME, AND USES THEREOF
3y 6m to grant Granted Sep 15, 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
74%
Grant Probability
99%
With Interview (+30.8%)
2y 2m (~0m remaining)
Median Time to Grant
High
PTA Risk
Based on 1137 resolved cases by this examiner. Grant probability derived from career allowance rate.

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