Prosecution Insights
Last updated: October 02, 2026

Examiner: PATEL, VISHAL A

Tech Center 3600 • Art Units: 3631 3674 3675 3676

This examiner grants 59% of resolved cases

Analysis

Vishal A. Patel is an examiner in Tech Center 3600 and Art Unit 3631. He has managed 832 resolved cases, resulting in an allowance rate of 59.0%. This rate shows that a majority of the applications he reviews are granted, though it is lower than some other examiners in the same tech center. The median days to allowance for these cases is 1128.

The data also highlights an interview lift of 22.5%. This positive lift indicates that conducting an interview is a statistically effective strategy for increasing the probability of an allowance. Practitioners should consider this 22.5% lift when developing their prosecution strategy. With 832 resolved cases, the data is statistically significant and provides a reliable basis for planning. The 59.0% allowance rate and 1128 days to allowance suggest a moderate but steady path to grant. Engaging in an interview appears to be a beneficial way to navigate the examination process in Art Unit 3631.

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

Performance Statistics

59.0%
Allow Rate
+7.0% vs TC avg
884
Total Applications
+22.5%
Interview Lift
1128
Avg Prosecution Days
Based on 832 resolved cases, 2023–2026

Rejection Statute Breakdown

0.1%
§101 Eligibility
31.3%
§102 Novelty
39.2%
§103 Obviousness
25.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19021640 Nut Fastening Clip and Nut Fastening Clip Assembly Comprising Same Non-Final OA Illinois Tool Works Inc.
18965611 Air Bag Retainer with Assembly Prevention and Verification Non-Final OA Illinois Tool Works Inc.
18510255 Fasteners and Geometry for Casting Attachment Final Rejection Illinois Tool Works Inc.
19180577 A SEAL, A SEAL ASSEMBLY AND A METHOD Non-Final OA ROLLS-ROYCE PLC
18689360 SEAL STRUCTURE FOR IN-WHEEL ELECTRIC MOTOR DRIVE SYSTEM, AND IN-WHEEL ELECTRIC MOTOR DRIVE SYSTEM Non-Final OA Schaeffler Technologies AG & Co. KG
18161919 SEALING DEVICE AND ROTARY MACHINE Non-Final OA MITSUBISHI HEAVY INDUSTRIES, LTD.
18437166 SCREW, CONNECTION STRUCTURE, BATTERY, AND ELECTRIC APPARATUS Final Rejection CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
17433746 SEALING DEVICE Final Rejection NOK CORPORATION
18423526 COATED WEAR SLEEVE FOR DYNAMIC SHAFT Final Rejection Caterpillar Inc.
17943993 PRINTED ANNULAR METAL-TO-METAL SEAL Non-Final OA Baker Hughes Oilfield Operations LLC
19058443 RADIAL SHAFT SEALING RING Final Rejection AKTIEBOLAGET SKF
18721195 PISTON RING AND PISTON RING SET Non-Final OA KABUSHIKI KAISHA RIKEN
18736675 DEVICE FOR COMPENSATING FOR TOLERANCES BETWEEN TWO COMPONENTS TO BE CONNECTED TO ONE ANOTHER Non-Final OA Witte Automotive GmbH
18437417 DEVICE FOR COMPENSATING FOR TOLERANCES BETWEEN TWO COMPONENTS TO BE CONNECTED TO ONE ANOTHER Non-Final OA Witte Automotive GmbH
18416062 FASTENERS FOR FASTENING CIRCUIT CARDS Non-Final OA Steering Solutions IP Holding Corporation
18525722 KIND OF BENDING BOLT TYPE ANTI-LOOSENING NUT Non-Final OA Xi'an Xiongfeng Energy Saving Technology Co., Ltd.
18510938 SELF-CLINCHING AND SELF-PIERCING CONSTRUCTION ELEMENT WITH MULTI-PURPOSE PILOT Final Rejection RB&W MANUFACTURING LLC

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