Prosecution Insights
Last updated: October 25, 2026

Etern Biopharma (Shanghai) Co. Ltd.

1 pending office actions • 1 art units • 1 examiners • 0 of 1 (0%) have an AI response strategy ready • 1 patents granted in the last 365 days

Analysis

Etern Biopharma (Shanghai) Co. Ltd. has 1 pending office action currently under review. This matter is assigned to 1 distinct examiner, KOSACK, JOSEPH R, who is responsible for 1 pending office action. The application is located within 1 distinct art unit. This singular focus on one examiner and one art unit means the company immediate prosecution results depend on a single point of contact within the patent office. The presence of 1 pending office action indicates that the company is currently managing a narrow administrative footprint. This focused activity suggests that the company current strategy is centered on a single technical disclosure.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Portfolio Summary

1
Total Pending OAs
1
Non-Final OAs
0
Final Rejections
0
Advisory / Quayle

Case Difficulty Mix

Difficulty is derived from the rejection statutes on the most recent pending office action. §101-driven and multi-statute cases are graded Hard; §112-only and obviousness-type double-patenting cases are graded Easy; everything else is Medium. "Unknown" means we have not yet parsed a statute for that office action.

0
Hard (0%)
0
Medium (0%)
1
Easy (100%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§112 only1 (100%)

Industry Mix

How the docket's pending cases split across USPTO tech-center bands.

0
Life Sciences
0% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
0
Mechanical / Eng
0% of docket
1
Business / Other
100% of docket

Time-on-OA Estimate

Manual office-action response work runs about 10 hours per case. The time-saved bands below show what IP Author's prosecution pipeline typically delivers — a conservative 20% on the low end, 35% in the middle, 50% on the high end.

10 h
Manual time on pending OAs
2 h
Time saved (low, 20%)
4 h
Time saved (mid, 35%)
0.1 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
KOSACK, JOSEPH R 1 74.8% -6.1%

Top Art Units

Art UnitApps
3991 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18837121 BICYCLIC HETEROARYL COMPOUNDS AND USES THEREOF KOSACK, JOSEPH R 3991 §112 Non-Final OA — Pending Aug 08, 2024

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Frequently Asked Questions

How many pending USPTO office actions does Etern Biopharma (Shanghai) Co. Ltd. have?

Etern Biopharma (Shanghai) Co. Ltd. has 1 pending office actions as of October 2026, spread across 1 art units and 1 examiners.

Which USPTO examiner handles the most Etern Biopharma (Shanghai) Co. Ltd. applications?

Joseph R Kosack has the most, with 1 of Etern Biopharma (Shanghai) Co. Ltd.'s pending office actions.

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