Prosecution Insights
Last updated: October 02, 2026

Examiner: HAGEMAN, MARK C

Tech Center 3700 • Art Units: 3619 3651 3652 3653 3723

This examiner grants 74% of resolved cases

Analysis

Mark C. Hageman is an examiner in Art Unit 3619, with 785 resolved cases to his credit. His allowance rate of 73.9 percent is high for Tech Center 3700, indicating a favorable outlook for most patent applications. This rate suggests that the examiner is often receptive to applicant arguments or that the subject matter in this unit is frequently allowable.

The median days to allowance is 889, which is a pace established over a large caseload. Furthermore, the interview lift is 16.0 percent. This figure shows that even with a strong base allowance rate of 73.9 percent, conducting an interview provides an advantage. Practitioners can use these metrics to set expectations for prosecution. The combination of a 73.9 percent allowance rate and a 16.0 percent lift makes direct engagement a recommended strategy for securing a patent grant. The 889 median days to allowance supports this prosecution model.

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

Performance Statistics

73.9%
Allow Rate
+3.9% vs TC avg
804
Total Applications
+16.0%
Interview Lift
889
Avg Prosecution Days
Based on 785 resolved cases, 2023–2026

Rejection Statute Breakdown

1.0%
§101 Eligibility
25.8%
§102 Novelty
37.4%
§103 Obviousness
31.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18908344 SUBSTRATE PROCESSING SYSTEM Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
19075667 AUTOMATIC WHEEL GRID Non-Final OA Oshkosh Corporation
18903872 EJECTOR FOR REFUSE VEHICLE Final Rejection Oshkosh Corporation
18169849 VEHICLE BODY CONVEYANCE SYSTEM Final Rejection Honda Motor Co., Ltd.
18865829 AN ALIGNMENT SYSTEM FOR USE IN COUPLING A WORK MACHINE SYSTEM COMPRISING INTERCHANGEABLE TRAILER UNITS Non-Final OA Caterpillar SARL
18619050 LIFT PIN SYSTEMS AND METHODS Non-Final OA Applied Materials, Inc.
18619075 LIFT PIN SYSTEMS AND METHODS Non-Final OA Applied Materials, Inc.
18977002 STORAGE SYSTEMS AND METHODS Non-Final OA OCADO INNOVATION LIMITED
18042884 Transporting Device and Storage System Non-Final OA Ocado Innovation Limited
18938026 SERVICE VEHICLE FOR EXTINGUISHING FIRE ON AND WITHIN AN AUTOMATED STORAGE AND RETRIEVAL SYSTEM AND A METHOD THEREOF Final Rejection AutoStore Technology AS
18861799 A CONTAINER HANDLER, A STORAGE AND RETRIEVAL SYSTEM COMPRISING THE CONTAINER HANDLER AND A METHOD FOR HANDLING A CONTAINER BY MEANS OF THE CONTAINER HANDLER Non-Final OA AutoStore Technology AS

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