Prosecution Insights
Last updated: October 27, 2026

Charles P. Coleman, USPTO Patent Examiner

Listed by the USPTO as COLEMAN, CHARLES P.

Tech Center 3600 • Art Units: 1687 3626 3683

This examiner grants 16% of resolved cases

Analysis

COLEMAN, CHARLES P. is a USPTO patent examiner in tech center 3600 and art unit 1687. Across 532 resolved cases, the allowance rate is 16.0%, the interview lift is 19.1%, and the median time to allowance is 1783 days. The low allowance figure and long median timing indicate that applications may require careful, sustained prosecution, while the interview result shows a positive association.

The listed companies are Fujifilm Corporation, Canon Inc., and Nestlé S.A. The listed firms are JCIPRNET, Bayes PLLC, and BOTOS CHURCHILL IP LAW LLP-ABIO. These names provide representative context across imaging, consumer products, and related technical matters.

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

Performance Statistics

16.0%
Allow Rate
-36.0% vs TC avg
571
Total Applications
+19.1%
Interview Lift
1783
Avg Prosecution Days
Based on 532 resolved cases, 2023–2026

Rejection Statute Breakdown

50.3%
§101 Eligibility
4.8%
§102 Novelty
39.8%
§103 Obviousness
3.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18925056 MODALITY APPARATUS, INFORMATION PROCESSING METHOD, PROGRAM, AND MEDICAL INFORMATION SYSTEM Final Rejection FUJIFILM Corporation
18331942 MEDICAL SERVICE SUPPORT DEVICE, MEDICAL SERVICE SUPPORT METHOD, AND PROGRAM Final Rejection FUJIFILM Corporation
18473372 METHOD AND APPARATUS FOR PROCESSING PROTEIN INTERACTION DATA Final Rejection Canon Kabushiki Kaisha
19365968 INTERFACE BETWEEN HEART PUMP CONTROLLER DATABASE AND HOSPITAL Non-Final OA ABIOMED, Inc.
18569268 NUTRITIONAL COMPOSITIONS AND METHODS FOR MITIGATING INADEQUATE NUTRITIONAL INTAKE OF AN ALTERNATE DAY FASTING REGIMEN Non-Final OA SOCIETE DES PRODUITS NESTLE S.A.

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Frequently Asked Questions

What is examiner Charles P. Coleman's allowance rate?

16.0% of resolved applications examined by Charles P. Coleman were allowed (532 resolved cases), compared with 44.0% across Art Unit 1687 over the last five years.

Does an interview help with examiner Charles P. Coleman?

This examiner's interview lift is +19.1 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Charles P. Coleman take to allow a patent?

Applications allowed by Charles P. Coleman took 1,783 days on average from filing to allowance.

Which art unit does examiner Charles P. Coleman work in?

Charles P. Coleman examines applications in Art Unit 1687 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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