Prosecution Insights
Last updated: October 26, 2026

Allen C Chein, USPTO Patent Examiner

Listed by the USPTO as CHEIN, ALLEN C

Tech Center 3600 • Art Units: 3627 3687

This examiner grants 45% of resolved cases

Analysis

CHEIN, ALLEN C is a USPTO patent examiner in tech center 3600 and art unit 3627. The record covers 450 resolved cases, with an allowance rate of 45.1% and a median of 1360 days to allowance. The interview lift is 40.5%, showing a meaningful difference between outcomes associated with interviews and those without them in the profile data.

The listed companies are Insight Direct USA Inc., Canon Inc., and NEC Corporation. The listed firms are KINNEY & LANGE, P.A., AMIN, TUROCY & WATSON, LLP, and BOYLE FREDRICKSON S.C. Given the substantial resolved-case record and the interview lift, practitioners may want to make interview strategy an explicit part of response planning rather than treating it as an incidental step.

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

Performance Statistics

45.1%
Allow Rate
-6.9% vs TC avg
484
Total Applications
+40.5%
Interview Lift
1360
Avg Prosecution Days
Based on 450 resolved cases, 2023–2026

Rejection Statute Breakdown

26.7%
§101 Eligibility
7.5%
§102 Novelty
48.8%
§103 Obviousness
15.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18422577 ITEM MANAGEMENT SYSTEM, ITEM MANAGEMENT METHOD, AND INFORMATION PROCESSING APPARATUS Final Rejection CANON KABUSHIKI KAISHA
18579911 ESTIMATION DEVICE, INFORMATION PRESENTATION SYSTEM, ESTIMATION METHOD, AND RECORDING MEDIUM Non-Final OA NEC Corporation
19008912 SYSTEMS AND METHODS FOR ELECTRONIC DEVICE TRACKING AND STATUS ANALYSIS Final Rejection Insight Direct USA, Inc.
19008903 SYSTEMS AND METHODS FOR ELECTRONIC DEVICE TRACKING AND STATUS ANALYSIS Final Rejection Insight Direct USA, Inc.
19115126 COMPUTATION DEVICE, PLANNING ASSISTANCE METHOD, AND PROGRAM Non-Final OA Hitachi, Ltd.
18746050 METHODS AND SYSTEMS FOR CREATING ARTIFICIAL INTELLIGENCE (AI) BASED PRODUCT GENEALOGY AND SUPPLIER DATA MAP Non-Final OA Honeywell International Inc.
18393901 OFFLINE BUSINESS RECOMMENDATIONS Non-Final OA Motorola Mobility LLC
18644429 CORRECTION OF FALSE ALARMS ASSOCIATED WITH FALSE DISTRESS ORDERS IN SUPPLY CHAIN SYSTEMS Non-Final OA Dell Products L.P.

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Frequently Asked Questions

What is examiner Allen C Chein's allowance rate?

45.1% of resolved applications examined by Allen C Chein were allowed (450 resolved cases), compared with 49.9% across Art Unit 3627 over the last five years.

Does an interview help with examiner Allen C Chein?

This examiner's interview lift is +40.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Allen C Chein take to allow a patent?

Applications allowed by Allen C Chein took 1,360 days on average from filing to allowance.

Which art unit does examiner Allen C Chein work in?

Allen C Chein examines applications in Art Unit 3627 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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