Prosecution Insights
Last updated: October 27, 2026

Tristan J Greiner, USPTO Patent Examiner

Listed by the USPTO as GREINER, TRISTAN J

Tech Center 3600 • Art Units: 3656 3664

This examiner grants 79% of resolved cases

Analysis

Tristan J. Greiner is a USPTO patent examiner in tech center 3600 and art unit 3656. The available record reports 183 resolved cases, a 79.2% allowance rate, and a median of 959 days to allowance. The interview lift is 17.2%, showing a measurable association between interviews and allowance outcomes. The 959-day median gives applicants a timing reference for prosecution planning, while the allowance rate provides the principal outcome signal in the profile.

The listed companies are Sick AG, Yanmar Holdings Co., Ltd., and NVIDIA Corporation. The leading firms are FOLEY & LARDNER LLP, Gesmer Updegrove LLP, and IPUSA, P.L.L.C. These organizations indicate a docket spanning industrial, agricultural, and computing technologies and identify firms with recorded experience before the examiner.

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

Performance Statistics

79.2%
Allow Rate
+27.2% vs TC avg
198
Total Applications
+17.2%
Interview Lift
959
Avg Prosecution Days
Based on 183 resolved cases, 2023–2026

Rejection Statute Breakdown

13.4%
§101 Eligibility
14.5%
§102 Novelty
53.6%
§103 Obviousness
16.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19090277 SAFETY SYSTEM ASSEMBLY FOR MONITORING A ZONE AND A METHOD OF MONITORING SUCH A ZONE Non-Final OA SICK AG
18470942 INTERPRETABLE TRAJECTORY PREDICTION FOR AUTONOMOUS AND SEMI-AUTONOMOUS SYSTEMS AND APPLICATIONS Non-Final OA NVIDIA Corporation
19018838 MOBILE LOGISTICS ROBOT Final Rejection Dexterity, Inc.
18978536 AUTOMATED CONSTRAINED MANIPULATION Final Rejection Boston Dynamics, Inc.
19014727 PERIPHERY MONITORING APPARATUS FOR WORK MACHINE Final Rejection SUMITOMO HEAVY INDUSTRIES, LTD.

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Frequently Asked Questions

What is examiner Tristan J Greiner's allowance rate?

79.2% of resolved applications examined by Tristan J Greiner were allowed (183 resolved cases), compared with 66.7% across Art Unit 3656 over the last five years.

Does an interview help with examiner Tristan J Greiner?

This examiner's interview lift is +17.2 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Tristan J Greiner take to allow a patent?

Applications allowed by Tristan J Greiner took 959 days on average from filing to allowance.

Which art unit does examiner Tristan J Greiner work in?

Tristan J Greiner examines applications in Art Unit 3656 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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