Prosecution Insights
Last updated: October 26, 2026

Marcin R Filipczyk, USPTO Patent Examiner

Listed by the USPTO as FILIPCZYK, MARCIN R

Tech Center 2100 • Art Units: 2153 2154 2158 2169

This examiner grants 64% of resolved cases

Analysis

FILIPCZYK, MARCIN R has 464 resolved cases in Tech Center 2100 and art unit 2153. The allowance rate is 64.2%, the interview lift is 37.1%, and the median time to allowance is 1265 days. The profile combines a moderate allowance outcome with a meaningful interview effect and a median timeline that supports early planning for continued prosecution.

The listed companies are Beijing Zitiao Network Technology Co., Ltd., ORACLE INTERNATIONAL Corporation, and SAP SE. The listed firms are BIRCH STEWART KOLASCH & BIRCH, LLP, GOODWIN PROCTER LLP, and K&L Gates LLP. Practitioners may use interviews to focus the examiner's concerns, while documenting claim amendments and technical distinctions carefully in the written record.

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

Performance Statistics

64.2%
Allow Rate
+9.2% vs TC avg
490
Total Applications
+37.1%
Interview Lift
1265
Avg Prosecution Days
Based on 464 resolved cases, 2023–2026

Rejection Statute Breakdown

13.5%
§101 Eligibility
34.6%
§102 Novelty
33.4%
§103 Obviousness
7.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19046121 ARTIFICIAL INTELLIGENCE DRIVEN DOMAIN-SPECIFIC VALIDATION SYSTEM Final Rejection Wells Fargo Bank, N.A.
19208480 Global Secondary Path Locking Technique Enabling High Read Concurrency For Read-Mostly Workloads Final Rejection Oracle International Corporation
18614542 GENERATING EXTERNAL IDENTIFIERS FOR DATA ENTITIES USING A DATA CATALOG SYSTEM Final Rejection Oracle International Corporation
18944504 QUERY PROCESSING Final Rejection Beijing Zitiao Network Technology Co., Ltd.
18736676 SUBSAMPLING IN PRIVACY PARAMETER RECYCLING DIFFERENTIAL PRIVACY Final Rejection Beijing Zitiao Network Technology Co., Ltd.
18792515 Metro-Level Distributed Caching Final Rejection Google LLC
18658254 MANAGEMENT METHOD, DEVICE, AND RECORDING MEDIUM Final Rejection Panasonic Intellectual Property Corporation of America
18830232 DATA VERIFICATION APPARATUS, CLIENT APPLICATION, BLOCKCHAIN SYSTEM, DATA VERIFICATION METHOD, AND NON-TRANSITORY COMPUTER READABLE MEDIUM Non-Final OA Mitsubishi Electric Corporation

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Frequently Asked Questions

What is examiner Marcin R Filipczyk's allowance rate?

64.2% of resolved applications examined by Marcin R Filipczyk were allowed (464 resolved cases), compared with 72.2% across Art Unit 2153 over the last five years.

Does an interview help with examiner Marcin R Filipczyk?

This examiner's interview lift is +37.1 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Marcin R Filipczyk take to allow a patent?

Applications allowed by Marcin R Filipczyk took 1,265 days on average from filing to allowance.

Which art unit does examiner Marcin R Filipczyk work in?

Marcin R Filipczyk examines applications in Art Unit 2153 in Tech Center 2100 (Computing & Software).

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