Prosecution Insights
Last updated: October 26, 2026

Marlene Vreni Buckmaster, USPTO Patent Examiner

Listed by the USPTO as BUCKMASTER, MARLENE VRENI

Tech Center 1600 • Art Units: 1671 1672

This examiner grants 28% of resolved cases

Analysis

BUCKMASTER, MARLENE VRENI handles art unit 1671 matters in tech center 1600. The profile contains 32 resolved cases, an allowance rate of 28.1%, an interview lift of 74.3%, and a median time to allowance of 1360 days. The limited case history requires caution in generalizing, but the interview figure is a strong signal within the available record. Counsel should prepare for direct discussion while also developing rigorous claim and prior-art positions in light of the allowance outcome.

The represented companies are Denka Company Limited, Shenzhen University, and Flagship Pioneering Inc. The leading firms are FOLEY & LARDNER LLP, BIRCH STEWART KOLASCH & BIRCH, LLP, and Fox Rothschild LLP. These participants offer relevant biotechnology context. The median duration supports early planning for prosecution resources, continuation strategy, and commercial timing.

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

Performance Statistics

28.1%
Allow Rate
-31.9% vs TC avg
80
Total Applications
+74.3%
Interview Lift
1360
Avg Prosecution Days
Based on 32 resolved cases, 2023–2026

Rejection Statute Breakdown

7.2%
§101 Eligibility
14.9%
§102 Novelty
32.1%
§103 Obviousness
35.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18008826 POLYPEPTIDE VACCINE COUPLED WITH TLR7 AGONIST FOR NOVEL CORONAVIRUS AND USE THEREOF Non-Final OA SHENZHEN UNIVERSITY

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Frequently Asked Questions

What is examiner Marlene Vreni Buckmaster's allowance rate?

28.1% of resolved applications examined by Marlene Vreni Buckmaster were allowed (32 resolved cases), compared with 39.7% across Art Unit 1671 over the last five years.

Does an interview help with examiner Marlene Vreni Buckmaster?

This examiner's interview lift is +74.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Marlene Vreni Buckmaster take to allow a patent?

Applications allowed by Marlene Vreni Buckmaster took 1,360 days on average from filing to allowance.

Which art unit does examiner Marlene Vreni Buckmaster work in?

Marlene Vreni Buckmaster examines applications in Art Unit 1671 in Tech Center 1600 (Biotechnology & Pharmaceuticals).

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