Prosecution Insights
Last updated: October 01, 2026

Examiner: MANSFIELD, THOMAS L

Tech Center 3600 • Art Units: 3623 3624 3683

This examiner grants 51% of resolved cases

Analysis

Thomas L. Mansfield has resolved 608 cases in Art Unit 3623 of Tech Center 3600. His allowance rate is 51.0 percent. This 51.0 percent rate is a key metric for practitioners to evaluate when filing in this art unit. The data also shows an interview lift of 32.9 percent. This lift indicates the change in the probability of allowance associated with an examiner interview.

The median days to allowance is 1615. This 1615-day figure represents the duration of the prosecution process for cases that reach a grant. Practitioners should consider the 608 resolved cases as a historical record of the examiner's work. The 51.0 percent allowance rate and 32.9 percent interview lift are central to the examination profile. The median pendency is a factor for managing client expectations.

Direct communication is a documented tactic, as shown by the lift. Applicants should review the allowance rate as they prepare their prosecution strategy. The cases provide a data set for understanding the examiner's approach in Tech Center 3600. The timeline is a measure of the time required to navigate Art Unit 3623 to a successful conclusion.

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

Performance Statistics

51.0%
Allow Rate
-1.0% vs TC avg
644
Total Applications
+32.9%
Interview Lift
1615
Avg Prosecution Days
Based on 608 resolved cases, 2023–2026

Rejection Statute Breakdown

38.4%
§101 Eligibility
19.1%
§102 Novelty
23.7%
§103 Obviousness
15.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18891210 TASK CONTENT IDENTIFYING SYSTEM, TASK CONTENT IDENTIFYING METHOD, AND STORAGE MEDIUM Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
18144082 INCREASING COMPUTER SYSTEM EFFICIENCY USING UNIFIED ENCODING Final Rejection Microsoft Technology Licensing, LLC
17723182 ESTIMATING AND PROMOTING FUTURE USER ENGAGEMENT OF APPLICATIONS Final Rejection Microsoft Technology Licensing, LLC
18670267 SYSTEM AND METHOD FOR CUSTOM MATERIAL REPLACEMENT Non-Final OA State Farm Mutual Automobile Insurance Company
18916460 PLAN ANALYSIS METHOD AND PLAN ANALYSIS SYSTEM Final Rejection Hitachi, Ltd.
18372377 INFORMATION MANAGEMENT APPARATUS, INFORMATION MANAGEMENT METHOD, AND COMPUTER-READABLE RECORDING MEDIUM Non-Final OA Yokogawa Electric Corporation
18902583 SUPERVISED MACHINE LEARNING MODEL FOR DETERMINING STAFFING LEVELS Non-Final OA NCR Voyix Corporation
19118921 INFORMATION PROCESSING METHOD, INFORMATION PROCESSING APPARATUS AND COMPUTER PROGRAM Non-Final OA THE JAPAN STEEL WORKS, LTD.
18995340 PASSENGER FLOW PREDICTION METHOD, MODEL TRAINING METHOD, ELECTRONIC DEVICE AND READABLE MEDIUM Non-Final OA CRSC COMMUNICATION & INFORMATION GROUP COMPANY LTD.

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