Prosecution Insights
Last updated: October 02, 2026

Examiner: BUCKMASTER, MARLENE VRENI

Tech Center 1600 • Art Units: 1671 1672

This examiner grants 26% of resolved cases

Analysis

Marlene Vreni Buckmaster serves in Art Unit 1671 within Tech Center 1600. The examiner has a record of 31 resolved cases. The data indicates an allowance rate of 25.8 percent and a median days to allowance of 1359. These 31 resolutions establish the current performance metrics for the examiner. Applicants should anticipate a 1359-day timeline for successful applications in this unit. This information helps in planning the long-term strategy for patent filings in this technology area.

The interview lift is 78.1 percent. This 78.1 percent lift shows that applications with an interview are much more likely to be allowed than those without one. With a 25.8 percent allowance rate, the interview process is a critical factor for practitioners to consider. The 31 resolved cases provide a data set for evaluating outcomes in Art Unit 1671. The allowance rate and 1359-day median offer a detailed view of the prosecution environment in Tech Center 1600. Practitioners can use the 78.1 percent lift to inform their decision on whether to request a formal discussion.

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

Performance Statistics

25.8%
Allow Rate
-34.2% vs TC avg
80
Total Applications
+78.1%
Interview Lift
1359
Avg Prosecution Days
Based on 31 resolved cases, 2023–2026

Rejection Statute Breakdown

7.5%
§101 Eligibility
15.0%
§102 Novelty
32.4%
§103 Obviousness
34.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17925920 CORONAVIRUS ANTIGEN COMPOSITIONS AND THEIR USES Final Rejection Flagship Pioneering Innovations VI, LLC
17713382 METHODS FOR TREATING COVID-19 BASED ON INDIVIDUAL GENOMIC PROFILES Non-Final OA University of South Florida
17905614 VACCINES AGAINST SARS-COV-2 AND OTHER CORONAVIRUSES Final Rejection The Government of the United States, as Represented by the Secretary of the Army
18015918 A SIMPLE METHOD FOR COLLECTING A SAMPLE OF A MUCOSAL FLUID ADHERED TO THE MUCOSAL SURFACE OF THE NASAL CAVITY AND A TEST KIT FOR DETECTING AN ANALYTE IN THE SAMPLE Final Rejection Denka Company Limited
17919096 ADENOVIRUS IMMUNOASSAY METHOD AND IMMUNOASSAY INSTRUMENT Non-Final OA DENKA COMPANY LIMITED
17906310 PADLOCK PROBE-BASED ROLLING CIRCLE AMPLIFICATION PAIRED WITH NUCLEASE PROTECTION FOR POINT-OF-NEED NUCLEIC ACID DETECTION Final Rejection COLORADO STATE UNIVERSITY RESEARCH FOUNDATION

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