Prosecution Insights
Last updated: October 02, 2026

Examiner: FILIPCZYK, MARCIN R

Tech Center 2100 • Art Units: 2153 2154 2158 2169

This examiner grants 64% of resolved cases

Analysis

Marcin R. Filipczyk is a patent examiner in Tech Center 2100 and Art Unit 2153. He has managed 462 resolved cases during his tenure. The allowance rate for these cases is 64.3 percent. This figure provides a baseline for understanding the likelihood of securing a patent when an application is assigned to his docket. The 64.3 percent rate suggests a moderate level of success for applicants in this technology area.

Interviews appear to be a highly effective strategy for this examiner. The data reveals an interview lift of 37.3 percent. This significant increase in the allowance rate following an interview suggests that direct engagement is one of the most impactful ways to overcome rejections. Practitioners should strongly consider scheduling an interview, as the 37.3 percent lift indicates a strong correlation between verbal communication and positive outcomes.

The timeline for reaching an allowance involves a median of 1266 days. This duration reflects the typical pendency for successful applications under his review. A median of 1266 days is an important metric for managing client expectations regarding the total time required to reach a final resolution. These statistics, based on 462 resolved cases, offer a detailed view of the examiner's prosecution patterns.

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

Performance Statistics

64.3%
Allow Rate
+9.3% vs TC avg
487
Total Applications
+37.3%
Interview Lift
1266
Avg Prosecution Days
Based on 462 resolved cases, 2023–2026

Rejection Statute Breakdown

13.6%
§101 Eligibility
34.3%
§102 Novelty
33.8%
§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.
18176582 INFORMATION PROCESSING APPARATUS AND NON-TRANSITORY COMPUTER READABLE MEDIUM Non-Final OA FUJIFILM BUSINESS INNOVATION CORP.
18792515 Metro-Level Distributed Caching Final Rejection Google LLC
18830232 DATA VERIFICATION APPARATUS, CLIENT APPLICATION, BLOCKCHAIN SYSTEM, DATA VERIFICATION METHOD, AND NON-TRANSITORY COMPUTER READABLE MEDIUM Non-Final OA Mitsubishi Electric Corporation
19208480 Global Secondary Path Locking Technique Enabling High Read Concurrency For Read-Mostly Workloads Final Rejection Oracle International Corporation
18736676 SUBSAMPLING IN PRIVACY PARAMETER RECYCLING DIFFERENTIAL PRIVACY Final Rejection Beijing Zitiao Network Technology Co., Ltd.
18228427 DATABASE REPLICATION WITH HOST OPERATING PARAMETER UPDATE Non-Final OA SAP SE
17972138 DATA OBJECT MANAGEMENT USING DATA OBJECT CLUSTERS Non-Final OA SAP SE
19282544 METHODS AND SYSTEMS TO REDUCE LATENCY OF INPUT/OUTPUT (I/O) OPERATIONS BASED ON CONSISTENCY POINT OPTIMIZATIONS DURING CREATION OF COMMON SNAPSHOTS FOR SYNCHRONOUS REPLICATED DATASETS OF A PRIMARY COPY OF DATA AT A PRIMARY STORAGE SYSTEM TO A MIRROR COPY OF THE DATA AT A CROSS-SITE SECONDARY STORAGE SYSTEM Non-Final OA NetApp, Inc.
18932444 ENRICHING AN EVENT STREAM WITH ENTITY STATE INFORMATION Non-Final OA CrowdStrike, Inc.

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