Prosecution Insights
Last updated: October 25, 2026

Institute Of Zoology Chinese Academy Of Sciences

Technology area: Biotechnology & Pharmaceuticals

4 pending office actions • 4 art units • 4 examiners • 0 of 4 (0%) have an AI response strategy ready • 2 patents granted in the last 365 days

Analysis

The Institute Of Zoology Chinese Academy Of Sciences has 4 pending office actions in the Biotechnology & Pharmaceuticals technology area. These 4 pending office actions are being prosecuted by 4 distinct examiners. Furthermore, the workload is spread across 4 distinct art units, indicating a diverse range of biological and pharmaceutical research topics.

PAK, YONG D is the busiest examiner for this portfolio, currently handling 1 pending office action. Since there are 4 distinct examiners for the 4 pending office actions, each examiner is responsible for exactly one matter. The fact that these are in 4 distinct art units suggests that the institute's patent applications are technically distinct enough to be assigned to different specialized groups. This requires the institute to manage 4 independent prosecution paths across 4 different art units. PAK, YONG D is just one of the 4 distinct examiners involved.

For a patent practitioner, this level of distribution means that success in one application may not influence the others. The 4 distinct art units will each apply their own specific technical criteria to the Biotechnology & Pharmaceuticals claims. With 4 pending office actions and 4 distinct examiners, the institute must maintain a highly versatile prosecution strategy. This decentralized structure is common for large research institutions with broad technical portfolios.

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

Portfolio Summary

4
Total Pending OAs
4
Non-Final OAs
0
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 1 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

0
Overdue
0
Due this week
1
Due this month
0
Due in next 60 days
0
Due later

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.

2
Hard (50%)
2
Medium (50%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only1 (25%)
Double-patenting + other1 (25%)
Multi-statute (no §101)2 (50%)

Industry Mix

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

4
Life Sciences
100% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
0
Mechanical / Eng
0% of docket
0
Business / Other
0% 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.

40 h
Manual time on pending OAs
8 h
Time saved (low, 20%)
14 h
Time saved (mid, 35%)
0.3 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
PAK, YONG D 1 74.7% +14.2%
JADHAO, SAMADHAN JAISING 1 46.2% +47.0%
GROOMS, TIFFANY NICOLE 1 57.8% +46.3%
STAVROU, CONSTANTINA E 1 42.4% +35.6%

Hard Cases (2)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 2 ordered by deadline are shown.

App #TitleExaminerDue in
18717976 ENGINEERED CAS12B EFFECTOR PROTEINS AND METHODS OF USE THEREOF PAK, YONG D —
18247058 APPLICATION OF SUBSTANCE THAT REDUCES THE CONTENT OR ACTIVITY OF KAT7 IN PREVENTING SENESCENCE AND TREATING HEPATIC FIBROSIS GROOMS, TIFFANY NICOLE —

Interview Candidates (4)

Cases in front of an examiner whose interview lift is 10 percentage points or more — i.e. interviewed cases historically resolve more favorably than non-interviewed ones. The top 4 ordered by deadline are shown.

App #TitleExaminerDue in
17761990 PLURIPOTENT STEM CELL, PHARMACEUTICAL COMPOSITION, AND PREPARATION METHOD THEREFOR AND APPLICATION THEREOF STAVROU, CONSTANTINA E 13d
18717976 ENGINEERED CAS12B EFFECTOR PROTEINS AND METHODS OF USE THEREOF PAK, YONG D —
18150917 METHOD FOR IDENTIFYING AND/OR REGULATING SENESCENCE JADHAO, SAMADHAN JAISING —
18247058 APPLICATION OF SUBSTANCE THAT REDUCES THE CONTENT OR ACTIVITY OF KAT7 IN PREVENTING SENESCENCE AND TREATING HEPATIC FIBROSIS GROOMS, TIFFANY NICOLE —

Top Art Units

Art UnitApps
1652 1
1672 1
1637 1
1632 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18717976 ENGINEERED CAS12B EFFECTOR PROTEINS AND METHODS OF USE THEREOF PAK, YONG D 1652 §103§112 Non-Final OA — Pending Jun 07, 2024
18150917 METHOD FOR IDENTIFYING AND/OR REGULATING SENESCENCE JADHAO, SAMADHAN JAISING 1672 §102§103§112DP Non-Final OA — Pending Aug 03, 2023
18247058 APPLICATION OF SUBSTANCE THAT REDUCES THE CONTENT OR ACTIVITY OF KAT7 IN PREVENTING SENESCENCE AND TREATING HEPATIC FIBROSIS GROOMS, TIFFANY NICOLE 1637 §102§103§112 Non-Final OA — Pending Mar 28, 2023
17761990 PLURIPOTENT STEM CELL, PHARMACEUTICAL COMPOSITION, AND PREPARATION METHOD THEREFOR AND APPLICATION THEREOF STAVROU, CONSTANTINA E 1632 §103 Non-Final OA 13d Pending Mar 18, 2022

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Frequently Asked Questions

How many pending USPTO office actions does Institute Of Zoology Chinese Academy Of Sciences have?

Institute Of Zoology Chinese Academy Of Sciences has 4 pending office actions as of October 2026, spread across 4 art units and 4 examiners.

Which USPTO examiner handles the most Institute Of Zoology Chinese Academy Of Sciences applications?

Yong D Pak has the most, with 1 of Institute Of Zoology Chinese Academy Of Sciences's pending office actions.

What technology area are Institute Of Zoology Chinese Academy Of Sciences's patent applications in?

Mostly Biotechnology & Pharmaceuticals (USPTO Tech Center 1600), based on where its pending office actions are examined.

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