Prosecution Insights
Last updated: October 27, 2026

Christopher James Besler, USPTO Patent Examiner

Listed by the USPTO as BESLER, CHRISTOPHER JAMES

Tech Center 4100 • Art Units: 3616 3722 3723 3725 3726 4100

This examiner grants 69% of resolved cases

Analysis

Besler, Christopher James handled 902 resolved cases in Tech Center 4100 and Art Unit 3616. The allowance rate was 68.6%, and the median time to allowance was 1170 days. Interview lift was 41.0%, indicating a strong positive association between interviews and allowance outcomes.

The leading companies were Toyota Motor Corporation, Contemporary Amperex Technology Co., Limited, and Robert Bosch GmbH. The principal firms were SoraIP, Inc., STITES & HARBISON PLLC, and Bachman & LaPointe, P.C. The profile presents a moderate allowance rate and an extended median timeline, but the interview signal is substantial. Practitioners may benefit from early interview planning, particularly when proposed amendments can directly address the examiner's key technical concerns.

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

Performance Statistics

68.6%
Allow Rate
+8.6% vs TC avg
955
Total Applications
+41.0%
Interview Lift
1170
Avg Prosecution Days
Based on 902 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
18.2%
§102 Novelty
39.6%
§103 Obviousness
37.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18551552 TOOL BIT EXTRACTOR Final Rejection MILWAUKEE ELECTRIC TOOL CORPORATION
18791670 Cable Feeding Device Having a Coupling Unit for Detachably Coupling to a Pulling Means Non-Final OA Robert Bosch GmbH
18414773 SUBSTRATE PLANARIZATION DEVICE, DEPOSITION SYSTEM INCLUDING THE SAME, AND METHOD OF OPERATING SUBSTRATE PLANARIZATION DEVICE Final Rejection Samsung Display Co., Ltd.
18985687 BATTERY SWAP APPARATUS Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
18794206 POSITIONING STRUCTURE Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
18740993 VEHICLE STAND Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
18693799 Multipurpose Jig For Manufacturing Rechargeable Battery And Setting Method Of Manufacturing Apparatus Using The Same Final Rejection LG Energy Solution, Ltd.
18666356 VEHICLE FINAL ASSEMBLY LINE AND VEHICLE FINAL ASSEMBLY METHOD Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18527026 PALLET, BATTERY PROCESSING DEVICE, AND BATTERY PRODUCTION LINE Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18819724 HOLDER FOR STABILIZING A LINEAR SHAPED CHARGE DURING EPOXY CURING Non-Final OA The United States of America, as Represented by the Secretary of the Navy
18719362 HEXAPOD-BASED PEDESTAL SYSTEMS FOR USE IN SEMICONDUCTOR PROCESSING OPERATIONS Non-Final OA Lam Research Corporation
18726891 POSITIONING DEVICE AND MOUNTING DEVICE USING SAME Non-Final OA TORAY ENGINEERING CO., LTD.
18550999 POSITIONER Non-Final OA FANUC CORPORATION
19053703 LOW PRESSURE TURBINE SHAFT INSTALLATION TOOL Non-Final OA RTX Corporation
18792987 SUBSTRATE HOLDER SURFACE TREATMENTS PROVIDING CORROSION RESISTANCE AND WEAR RESISTANCE Non-Final OA Applied Materials, Inc.
18869033 METHOD OF MANUFACTURE OF ARTICLE FOR DRY POWDER INHALER WITH UPSTREAM RESILIENT ELEMENT Non-Final OA PHILIP MORRIS PRODUCTS S.A.
18522038 STAGE ACTUATOR PARTICLE SHIELD Final Rejection Onto Innovation Inc.
18812989 VACUUM HOLE CONNECTOR, SUBSTRATE SUPPORT, SUBSTRATE TREATMENT APPARATUS Non-Final OA SEMES CO., LTD.
18676963 FIXTURE Non-Final OA GlobalFoundries U.S. Inc.
18558059 HOLDING SEGMENT FOR A WORKPIECE HOLDING DEVICE, WORKPIECE HOLDING DEVICE AND MACHINE TOOL Final Rejection HOMAG Bohrsysteme GmbH

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Who Appears Before This Examiner

Top companies before this examiner

Law firms appearing most often

Frequently Asked Questions

What is examiner Christopher James Besler's allowance rate?

68.6% of resolved applications examined by Christopher James Besler were allowed (902 resolved cases), compared with 73.2% across Art Unit 3616 over the last five years.

Does an interview help with examiner Christopher James Besler?

This examiner's interview lift is +41.0 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 James Besler take to allow a patent?

Applications allowed by Christopher James Besler took 1,170 days on average from filing to allowance.

Which art unit does examiner Christopher James Besler work in?

Christopher James Besler examines applications in Art Unit 3616 in Tech Center 4100.

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month