Prosecution Insights
Last updated: October 26, 2026

Karston G Evans, USPTO Patent Examiner

Listed by the USPTO as EVANS, KARSTON G

Tech Center 3600 • Art Units: 3656 3657 3664

This examiner grants 70% of resolved cases

Analysis

EVANS, KARSTON G is assigned to technology center 3600 and art unit 3656. The record includes 162 resolved cases, a 69.8% allowance rate, a 16.8% interview lift, and a median of 997 days to allowance. The measures indicate a generally favorable allowance outcome and a positive but limited interview association.

Toyota Motor Corporation, Panasonic Holdings Corporation, and Illinois Tool Works Inc. are among the listed companies. The listed firms are Dorton & Willis LLP, Studebaker Brackett PLLC, and GREER, BURNS & CRAIN, LTD. Interviews may provide some incremental value in response strategy, but the data does not make them a substitute for focused claim drafting. The median timing supports early management of prosecution milestones and client expectations.

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

Performance Statistics

69.8%
Allow Rate
+17.8% vs TC avg
190
Total Applications
+16.8%
Interview Lift
997
Avg Prosecution Days
Based on 162 resolved cases, 2023–2026

Rejection Statute Breakdown

7.9%
§101 Eligibility
19.1%
§102 Novelty
47.1%
§103 Obviousness
20.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19016184 SYSTEMS AND METHODS FOR SENSOR MANAGEMENT IN A VEHICLE Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
18913157 ROBOT CONTROL DEVICE AND OFFLINE TEACHING SYSTEM Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18503636 SYSTEMS AND METHODS TO CONFIGURE A ROBOTIC WELDING SYSTEM Non-Final OA Illinois Tool Works Inc.
18920347 DATA PROCESSING METHOD AND APPARATUS, DEVICE, AND COMPUTER MEDIUM Non-Final OA Beijing Youzhuju Network Technology Co., Ltd.
18839531 METHOD AND APPARATUS FOR AUTOMATED COORDINATION OF THE ACTIVITIES OF A PLURALITY OF ROBOTS Non-Final OA VOLKSWAGEN AKTIENGESELLSCHAFT
18839267 ROBOT SYSTEM Non-Final OA FANUC CORPORATION
18169291 DYNAMIC FORMATION OF MATERIAL HANDLING VEHICLE Non-Final OA International Business Machines Corporation
18895302 POWER SYSTEM FOR TRANSPORTATION REFRIGERATION UNIT AND METHOD FOR CONTROLLING POWER THEREOF Non-Final OA Carrier Corporation
19261125 Robot Path Planning Non-Final OA KUKA Deutschland GmbH

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Frequently Asked Questions

What is examiner Karston G Evans's allowance rate?

69.8% of resolved applications examined by Karston G Evans were allowed (162 resolved cases), compared with 66.7% across Art Unit 3656 over the last five years.

Does an interview help with examiner Karston G Evans?

This examiner's interview lift is +16.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Karston G Evans take to allow a patent?

Applications allowed by Karston G Evans took 997 days on average from filing to allowance.

Which art unit does examiner Karston G Evans work in?

Karston G Evans examines applications in Art Unit 3656 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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