Prosecution Insights
Last updated: October 02, 2026

Examiner: EVANS, KARSTON G

Tech Center 3600 • Art Units: 3656 3657 3664

This examiner grants 69% of resolved cases

Analysis

Karston G. Evans is assigned to Art Unit 3656 in Tech Center 3600. He has processed 160 resolved cases. His current allowance rate is 69.4 percent, providing a picture of his disposition toward patentability. This rate suggests the frequency at which applications he reviews reach allowance. The 160 resolved cases offer a sample size for evaluating these prosecution trends.

The median duration to reach an allowance is 1000 days. The data also shows an interview lift of 17.7 percent. This suggests that practitioners might find interviews effective in overcoming rejections and moving toward a grant in this art unit. Engaging in a dialogue appears to be a strategy, potentially helping to navigate the applications in Tech Center 3600. With a 69.4 percent allowance rate and a 1000-day median pendency, applicants can expect this duration for prosecution and this likelihood of securing a patent grant. The 17.7 percent lift is the measured benefit of conducting an interview.

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

Performance Statistics

69.4%
Allow Rate
+17.4% vs TC avg
184
Total Applications
+17.7%
Interview Lift
1000
Avg Prosecution Days
Based on 160 resolved cases, 2023–2026

Rejection Statute Breakdown

7.6%
§101 Eligibility
18.4%
§102 Novelty
48.7%
§103 Obviousness
20.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19016184 SYSTEMS AND METHODS FOR SENSOR MANAGEMENT IN A VEHICLE Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
18984545 INSTRUMENT STATE DETECTION FOR ROBOTIC MEDICAL SYSTEMS Non-Final OA Intuitive Surgical Operations, Inc.
18503636 SYSTEMS AND METHODS TO CONFIGURE A ROBOTIC WELDING SYSTEM Non-Final OA Illinois Tool Works Inc.
18839267 ROBOT SYSTEM Non-Final OA FANUC CORPORATION
18169291 DYNAMIC FORMATION OF MATERIAL HANDLING VEHICLE Non-Final OA International Business Machines Corporation
18920347 DATA PROCESSING METHOD AND APPARATUS, DEVICE, AND COMPUTER MEDIUM Final Rejection Beijing Youzhuju Network Technology Co., Ltd.
18895302 POWER SYSTEM FOR TRANSPORTATION REFRIGERATION UNIT AND METHOD FOR CONTROLLING POWER THEREOF Non-Final OA Carrier Corporation
18988590 ROBOTIC KITTING MACHINE Final Rejection Dexterity, Inc.
18242193 TRAJECTORY TRACKING USING PATH SIGNATURES Non-Final OA NVIDIA Corporation
18689225 ROBOT SYSTEM, ROBOT DEVICE, ROBOT CONTROLLER, END EFFECTOR AND END EFFECTOR CONTROL METHOD Final Rejection YAMAHA HATSUDOKI KABUSHIKI KAISHA
19261503 METHOD FOR CONTROLLING ROBOT BASED ON WEB BROWSER AND ROBOT USING SAME Non-Final OA NAVER CORPORATION

Facing This Examiner?

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

Build Your Strategy

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