Prosecution Insights
Last updated: October 27, 2026

Christopher B Tokarczyk, USPTO Patent Examiner

Listed by the USPTO as TOKARCZYK, CHRISTOPHER B

Tech Center 3600 • Art Units: 3622 3686 3687

This examiner grants 44% of resolved cases

Analysis

TOKARCZYK, CHRISTOPHER B. works in USPTO tech center 3600 and art unit 3622. The profile contains 336 resolved cases, with an allowance rate of 44.3% and a median of 1211 days to allowance. The interview lift is 23.4%, showing a positive association even though the overall allowance rate is below half of resolved cases. Prosecution plans should therefore address both substantive risk and interview opportunity.

The leading companies are Sony Group Corporation, Fujifilm Corporation, and Uif (university Industry Foundation), Yonsei University. The listed firms are AMIN, TUROCY & WATSON, LLP, BROUILLETTE LEGAL INC., and Casimir Jones, S.C. Imaging and university technology applicants may use the profile to support focused technical discussions with the examiner.

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

Performance Statistics

44.3%
Allow Rate
-7.7% vs TC avg
362
Total Applications
+23.4%
Interview Lift
1211
Avg Prosecution Days
Based on 336 resolved cases, 2023–2026

Rejection Statute Breakdown

36.4%
§101 Eligibility
18.4%
§102 Novelty
29.8%
§103 Obviousness
11.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19032442 INFORMATION MANAGEMENT APPARATUS, OPERATION METHOD OF INFORMATION MANAGEMENT APPARATUS, AND NON-TRANSITORY COMPUTER READABLE MEDIUM Non-Final OA FUJIFILM Corporation
19166275 METHOD OF ANALYZING TUMOR, SYSTEM FOR ANALYZING TUMOR, AND METHOD OF GENERATING ANALYZED DATA OF TUMOR Non-Final OA Sony Group Corporation
18942995 ELECTRONIC DEVICE FOR COMPILING AND METHODS THEREOF Non-Final OA UIF (UNIVERSITY INDUSTRY FOUNDATION), YONSEI UNIVERSITY
18547725 SYSTEMS AND METHODS FOR USING DEEP-LEARNING ALGORITHMS TO FACILITATE DECISION MAKING IN GYNECOLOGIC PRACTICE Non-Final OA CORNELL UNIVERSITY
19128886 COMPUTER-IMPLEMENTED METHOD FOR IDENTIFYING A DNA MODIFICATION Non-Final OA UMC UTRECHT HOLDING B.V.
18465301 Cellular Analysis with Topology and Condensation Homology (CATCH) Analysis and Method of Use Non-Final OA Yale University

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Frequently Asked Questions

What is examiner Christopher B Tokarczyk's allowance rate?

44.3% of resolved applications examined by Christopher B Tokarczyk were allowed (336 resolved cases), compared with 24.1% across Art Unit 3622 over the last five years.

Does an interview help with examiner Christopher B Tokarczyk?

This examiner's interview lift is +23.4 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Christopher B Tokarczyk take to allow a patent?

Applications allowed by Christopher B Tokarczyk took 1,211 days on average from filing to allowance.

Which art unit does examiner Christopher B Tokarczyk work in?

Christopher B Tokarczyk examines applications in Art Unit 3622 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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