Prosecution Insights
Last updated: October 25, 2026

Yuanben (Zhuhai Hengqin) Biotechnology Co. Ltd.

Technology area: Biotechnology & Pharmaceuticals

2 pending office actions • 1 art units • 2 examiners • 0 of 2 (0%) have an AI response strategy ready

Analysis

Yuanben (Zhuhai Hengqin) Biotechnology Co. Ltd. currently has 2 pending office actions within the Biotechnology & Pharmaceuticals technology area. These actions are distributed among 2 distinct examiners, showing a lack of examiner overlap in the current portfolio. However, both examiners are located within 1 distinct art unit, which suggests a consistent administrative environment for the company's biotechnology filings. BUNNER, BRIDGET E is identified as the busiest examiner with 1 pending office action, a count shared by the other distinct examiner in the portfolio.

For a practitioner, the fact that 2 distinct examiners are working within 1 distinct art unit means that while individual preferences may vary, the overarching policies of that specific art unit will apply to both pending office actions. This concentration in a single art unit allows for a more unified approach to prosecution than if the actions were spread across multiple units. With 2 pending office actions, the portfolio is small, yet the involvement of 2 distinct examiners requires the practitioner to monitor two separate sets of communications. The focus on Biotechnology & Pharmaceuticals indicates that the subject matter likely involves complex scientific disclosures. The presence of 1 distinct art unit for both pending matters provides a stable baseline for understanding the prior art landscape relevant to this company.

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

Portfolio Summary

2
Total Pending OAs
2
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%)
1
Medium (50%)
1
Easy (50%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§112 only1 (50%)
Double-patenting + other1 (50%)

Industry Mix

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

2
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.

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

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
LANDSMAN, ROBERT S 1 81.4% +13.0%
BUNNER, BRIDGET E 1 64.6% +19.8%

Quick Wins (1)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18706832 VACCINE AGAINST PANCREATIC CANCER, AND MEDICAL USE THEREOF LANDSMAN, ROBERT S —

Interview Candidates (2)

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 2 ordered by deadline are shown.

App #TitleExaminerDue in
18706832 VACCINE AGAINST PANCREATIC CANCER, AND MEDICAL USE THEREOF LANDSMAN, ROBERT S —
18706821 DRUG FOR TREATING AND/OR PREVENTING CANCER AND USE THEREOF BUNNER, BRIDGET E —

Top Art Units

Art UnitApps
1647 2

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18706832 VACCINE AGAINST PANCREATIC CANCER, AND MEDICAL USE THEREOF LANDSMAN, ROBERT S 1647 §112 Non-Final OA — Pending May 02, 2024
18706821 DRUG FOR TREATING AND/OR PREVENTING CANCER AND USE THEREOF BUNNER, BRIDGET E 1647 §112DP Non-Final OA — Pending May 02, 2024

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Frequently Asked Questions

How many pending USPTO office actions does Yuanben (Zhuhai Hengqin) Biotechnology Co. Ltd. have?

Yuanben (Zhuhai Hengqin) Biotechnology Co. Ltd. has 2 pending office actions as of October 2026, spread across 1 art units and 2 examiners.

Which USPTO examiner handles the most Yuanben (Zhuhai Hengqin) Biotechnology Co. Ltd. applications?

Robert S Landsman has the most, with 1 of Yuanben (Zhuhai Hengqin) Biotechnology Co. Ltd.'s pending office actions.

What technology area are Yuanben (Zhuhai Hengqin) Biotechnology Co. Ltd.'s patent applications in?

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

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