Prosecution Insights
Last updated: October 27, 2026

Tyler J Schallhorn, USPTO Patent Examiner

Listed by the USPTO as SCHALLHORN, TYLER J

Tech Center 3600 • Art Units: 2144 2148 2176 2177 2178 3629

This examiner grants 36% of resolved cases

Analysis

SCHALLHORN, TYLER J has 271 resolved cases and an allowance rate of 35.8%. The median time to allowance is 1779 days. Interviews correspond to a 15.0% lift in the allowance rate, but the allowance and timing measures indicate that applicants should plan for difficult and extended prosecution. Counsel may benefit from addressing claim construction and prior-art issues directly during examination rather than relying only on serial amendments.

The listed companies are Intuitive Surgical Operations Inc., NEC Corporation, and Huawei Technologies Co., Ltd. The listed firms are ALSTON & BIRD LLP, Eversheds Sutherland GE, and FOLEY & LARDNER LLP. These organizations provide context for the technology and representation mix reflected in the resolved cases.

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

Performance Statistics

35.8%
Allow Rate
-16.2% vs TC avg
294
Total Applications
+15.0%
Interview Lift
1779
Avg Prosecution Days
Based on 271 resolved cases, 2023–2026

Rejection Statute Breakdown

13.8%
§101 Eligibility
15.3%
§102 Novelty
57.9%
§103 Obviousness
9.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18617512 SYSTEM AND METHOD TO RECOMMEND TOOL SET FOR A ROBOTIC SURGICAL PROCEDURE Non-Final OA Intuitive Surgical Operations, Inc.
18023532 LEARNING DEVICE, LEARNING METHOD, AND LEARNING PROGRAM Non-Final OA NEC Corporation
18405019 MODEL TRAINING METHOD AND RELATED APPARATUS Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
17879178 TRAINING A MACHINE LEARNING MODEL USING AN EXPERT SYSTEM Non-Final OA Siemens Aktiengesellschaft
17347761 COMPUTING SYSTEM FOR EXTRACTING FACTS FOR A KNOWLEDGE GRAPH Non-Final OA Microsoft Technology Licensing, LLC
17806352 LEVERAGING MULTIPLE DISPARATE MACHINE LEARNING MODEL DATA OUTPUTS TO GENERATE RECOMMENDATIONS FOR THE NEXT BEST ACTION Non-Final OA Truist Bank
17334897 Explaining Neural Models by Interpretable Sample-Based Explanations Final Rejection International Business Machines Corporation
17564588 ACTIVE DATA LEARNING SELECTION METHOD FOR ROBOT GRASP Non-Final OA DALIAN UNIVERSITY OF TECHNOLOGY

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Frequently Asked Questions

What is examiner Tyler J Schallhorn's allowance rate?

35.8% of resolved applications examined by Tyler J Schallhorn were allowed (271 resolved cases), compared with 60.2% across Art Unit 2144 over the last five years.

Does an interview help with examiner Tyler J Schallhorn?

This examiner's interview lift is +15.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Tyler J Schallhorn take to allow a patent?

Applications allowed by Tyler J Schallhorn took 1,779 days on average from filing to allowance.

Which art unit does examiner Tyler J Schallhorn work in?

Tyler J Schallhorn examines applications in Art Unit 2144 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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