Prosecution Insights
Last updated: April 19, 2026

Examiner: KERR, ELIZABETH M

Tech Center 3700 • Art Units: 3658 3761

This examiner grants 64% of resolved cases

Performance Statistics

63.9%
Allow Rate
-6.1% vs TC avg
306
Total Applications
+31.7%
Interview Lift
1392
Avg Prosecution Days
Based on 274 resolved cases, 2023–2026

Rejection Statute Breakdown

0.1%
§101 Eligibility
14.1%
§102 Novelty
50.2%
§103 Obviousness
28.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18315495 WELDING APPARATUS AND WELDING DEVICE Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18597335 WELDING METHODS FOR JOINING LIGHT METAL AND HIGH-STRENGTH STEEL USING SOLID STATE AND RESISTANCE SPOT WELDING PROCESSES Non-Final OA Ohio State Innovation Foundation
17603423 A METHOD FOR THE MANUFACTURE OF AN ASSEMBLY BY TUNGSTEN INERT GAS (TIG) WELDING Non-Final OA ArcelorMittal
18249407 MICROWAVE TREATMENT DEVICE Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
17914766 ADDITIVE MANUFACTURING APPARATUS, ADDITIVE MANUFACTURING METHOD, AND MACHINE LEARNING DEVICE Final Rejection Mitsubishi Electric Corporation
18274019 FABRICATION OF PIXELATED RADIATION DETECTORS VIA LASER CUTTING Non-Final OA Northwestern University
17869303 FLUID DISCHARGE VALVE Non-Final OA Kia Corporation
18561721 COOKING DEVICE Non-Final OA MIDEA GROUP CO., LTD.
18274329 ELECTRICAL DISCHARGE MACHINE Non-Final OA FANUC CORPORATION
18009815 WORKPIECE SUPPORT DEVICE Final Rejection FANUC CORPORATION
18252237 ELECTROCHEMICAL MACHINING APPARATUS Non-Final OA KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
18035962 COOKING APPLIANCE COMPRISING A COOKING CHAMBER INSERT FOR ASYMMETRICALLY DIVIDING A COOKING CHAMBER AS WELL AS SPECIFIC VERTICAL DISTANCES FROM A COOKING FOOD SUPPORT Non-Final OA BSH Hausgeräte GmbH
17799472 PLASTIC LASER WELDING FOR STEERABLE CATHETER TIP Non-Final OA CANON VIRGINIA, INC.
18827784 MULTI-STATION COLLABORATIVE ROBOT WELDING AND CUTTING FABRICATION SYSTEM AND METHODS Non-Final OA Vectis Automation, LLC
18100810 Method For Manufacturing A Food Product, A Food Product Produced By A Food Product Manufacturing System, And Food Product Manufacturing System Non-Final OA Kellanova
18499716 Method for Producing a Detachment Region in a Solid-state Body Non-Final OA Siltectra GmbH
17899230 FAST REPLICATION OF LASER MACHINED MICRON/SUB-MICRON SCALE PATTERNS ONTO SOFT-METAL SUBSTRATES VIA EMBOSSING Non-Final OA University of Ottawa
18227954 MICROWAVE POPCORN MAKER WITH HEATING INSERT Non-Final OA Party IP Holdings LLC
18220728 DEVICES AND METHODS FOR PREPARING HUMAN MILK ORIGIN FORTIFIER COMPOSITIONS Non-Final OA BABYLAT AG
17938145 LAMINATE SHAPING METHOD Final Rejection YAMAZAKI MAZAK CORPORATION
18185020 DEVICE FOR FORMING PIZZA BASES Non-Final OA MINIPAN S.R.L.
18007917 A REFILL FOR AN INHALER PARTICULARLY A CANNABINOID INHALER Non-Final OA OBG Consumer Reg Scientific Limited

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