Prosecution Insights
Last updated: August 17, 2026

Examiner: KIRKWOOD, SPENCER HAMMETT

Tech Center 3700 • Art Units: 3742 3761

This examiner grants 51% of resolved cases

Performance Statistics

50.8%
Allow Rate
-19.2% vs TC avg
287
Total Applications
+12.0%
Interview Lift
1356
Avg Prosecution Days
Based on 244 resolved cases, 2023–2026

Rejection Statute Breakdown

0.9%
§101 Eligibility
14.5%
§102 Novelty
65.8%
§103 Obviousness
17.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18538201 DUAL-WAVELENGTH LASER SYSTEMS AND MATERIAL PROCESSING UTILIZING SUCH SYSTEMS Non-Final OA PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD
16934551 SYSTEMS AND METHODS FOR WELDING ASSET TRACKING Final Rejection ILLINOIS TOOL WORKS INC.
17776472 MOUNTING WIRING BOARD, ELECTRONIC DEVICE MOUNTING BOARD, METHOD OF MOUNTING ELECTRONIC DEVICE, MICROWAVE HEATING METHOD, AND MICROWAVE HEATING APPARATUS Final Rejection NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
17912045 ADDITIVE MANUFACTURING APPARATUS AND ADDITIVE MANUFACTURING METHOD Final Rejection Mitsubishi Electric Corporation
17700203 ELECTROSTATIC CHUCK WITH LASER-MACHINED MESAS Non-Final OA Applied Materials, Inc.
17118158 PART FOR SUBSTRATE PROCESSING APPARATUS AND SUBSTRATE PROCESSING SYSTEM Final Rejection TOKYO ELECTRON LIMITED
18497522 MICROWAVE APPLIANCES AND PROTECTIVE DOOR FEATURES Non-Final OA Haier US Appliance Solutions, Inc.

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