Prosecution Insights
Last updated: October 27, 2026

Phillip Matthew Rzeczycki, USPTO Patent Examiner

Listed by the USPTO as RZECZYCKI, PHILLIP MATTHEW

Tech Center 1600 • Art Units: 1621 1624 1625

This examiner grants 65% of resolved cases

Analysis

RZECZYCKI, PHILLIP MATTHEW works in tech center 1600 and art unit 1621. The record includes 128 resolved cases, a 64.8% allowance rate, and a 37.0% interview lift. The median time to allowance is 1251 days, so applicants should plan for a prosecution process that may require sustained attention.

Innovstone Therapeutics Limited, Dana-Farber Cancer Institute Inc., and AbbVie Inc. are the leading companies associated with these cases. BIRCH STEWART KOLASCH & BIRCH, LLP, CARTER, DELUCA & FARRELL LLP, and Arnold & Porter Kaye Scholer LLP are the leading firms. The interview figure supports considering examiner discussions when refining arguments or claim scope.

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

Performance Statistics

64.8%
Allow Rate
+4.8% vs TC avg
179
Total Applications
+37.0%
Interview Lift
1251
Avg Prosecution Days
Based on 128 resolved cases, 2023–2026

Rejection Statute Breakdown

3.4%
§101 Eligibility
16.8%
§102 Novelty
30.5%
§103 Obviousness
32.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18476916 METHODS OF TREATING HIDRADENITIS SUPPURATIVA Non-Final OA AbbVie Inc.
17759817 USE OF QUINAZOLINE-BASED TYROSINE KINASE INHIBITORS FOR THE TREATMENT OF CANCERS WITH NRG1 FUSIONS Final Rejection Board of Regents, The University of Texas System
18277748 UNSYMMETRIC LINEAR CARBONATE AND METHOD FOR PREPARING THEREOF Final Rejection LG CHEM, LTD.
17999408 SOLUBLE EPOXIDE HYDROLASE INHIBITORS AND METHOD OF USE THEREOF Non-Final OA Baylor College of Medicine

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Frequently Asked Questions

What is examiner Phillip Matthew Rzeczycki's allowance rate?

64.8% of resolved applications examined by Phillip Matthew Rzeczycki were allowed (128 resolved cases), compared with 46.0% across Art Unit 1621 over the last five years.

Does an interview help with examiner Phillip Matthew Rzeczycki?

This examiner's interview lift is +37.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Phillip Matthew Rzeczycki take to allow a patent?

Applications allowed by Phillip Matthew Rzeczycki took 1,251 days on average from filing to allowance.

Which art unit does examiner Phillip Matthew Rzeczycki work in?

Phillip Matthew Rzeczycki examines applications in Art Unit 1621 in Tech Center 1600 (Biotechnology & Pharmaceuticals).

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