Prosecution Insights
Last updated: April 19, 2026

Examiner: HEMINGWAY, TIMOTHY G

Tech Center 1700 • Art Units: 1754

This examiner grants 41% of resolved cases

Performance Statistics

41.4%
Allow Rate
-23.6% vs TC avg
127
Total Applications
+15.7%
Interview Lift
950
Avg Prosecution Days
Based on 70 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
16.8%
§102 Novelty
54.0%
§103 Obviousness
25.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19280137 BATTERY CELL, BATTERY, ELECTRIC APPARATUS, AND ENERGY STORAGE APPARATUS Final Rejection CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18189013 BATTERY CELL, BATTERY, ELECTRIC DEVICE, AND MANUFACTURING METHOD AND DEVICE OF BATTERY CELL Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18374302 Negative Electrode and Secondary Battery Non-Final OA LG Energy Solution, Ltd.
17926054 POWER STORAGE DEVICE AND ELECTRODE OR SEPARATOR USED FOR SAME Non-Final OA PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
17928780 SEPARATOR FOR ELECTRICITY STORAGE DEVICE AND ELECTRICITY STORAGE DEVICE Final Rejection ASAHI KASEI KABUSHIKI KAISHA
18078527 SEPARATOR FOR SECONDARY BATTERY, METHOD OF MANUFACTURING THE SAME, AND SECONDARY BATTERY INCLUDING THE SAME Non-Final OA SK On Co., Ltd.
17871350 SECONDARY BATTERY AND BATTERY MODULE Non-Final OA SK On Co., Ltd.
18108172 POLYMER POROUS FILM, SEPARATOR FOR BATTERY, ELECTRODE UNIT, ELECTRODE FRAMEWORK, BATTERY, AND METHOD OF PRODUCING POLYMER POROUS FILM Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
17992068 MANUFACTURING METHOD FOR LITHIUM ION SECONDARY BATTERY Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
17913938 Housing Element for an Electrical Energy Store of a Motor Vehicle and Motor Vehicle Non-Final OA Bayerische Motoren Werke Aktiengesellschaft
17624997 METHOD FOR PRODUCING A PART FROM COMPOSITE MATERIAL BY INJECTING A FILLED SLIP INTO A FIBROUS TEXTURE Final Rejection SAFRAN AIRCRAFT ENGINES
18299725 FUEL CELL SYSTEM Final Rejection HONDA MOTOR CO., LTD.
18329752 FUEL CELL SYSTEM Non-Final OA SUBARU CORPORATION
18643933 CARBONIZATION SHAPE FORMING OF OXIDIZED PAN FIBER PREFORM Final Rejection GOODRICH CORPORATION
18188551 SOLID-STATE ELECTROLYTE, LITHIUM BATTERY COMPRISING SOLID-STATE ELECTROLYTE, AND PREPARATION METHOD OF SOLID-STATE ELECTROLYTE Non-Final OA Samsung SDI Co., Ltd.
17975496 BATTERY SYSTEM AND VEHICLE INCLUDING THE BATTERY SYSTEM Non-Final OA SAMSUNG SDI CO., LTD.
17759643 METHOD FOR MANUFACTURING AN INJECTION-MOULDED ARTICLE USING A RECYCLED POLYESTER Non-Final OA L'OREAL
17549481 METHOD FOR PRODUCING A CERAMIC MULTILAYER BLANK Non-Final OA DENTSPLY SIRONA INC.
17844999 METHOD OF MANUFACTURING A CONTAINER Final Rejection Gaplast GmbH
18132538 Stretching rod for forming containers Non-Final OA SIDEL PARTICIPATIONS
17773265 METHOD FOR INSPECTING A CONTAINER MADE OF PLASTICS MATERIAL AND MACHINE FOR MANUFACTURING SUCH A CONTAINER Final Rejection SIDEL PARTICIPATIONS
17912764 Stretching Device and Method for Stretching a Plastic Film in the Transport Direction Thereof Non-Final OA Windmöller & Hölscher KG
17097121 IRRADIATION REGIMES FOR ADDITIVE MANUFACTURING MACHINES Non-Final OA Concept Laser GmbH
18172884 LAMINABLE, DIMENSIONALLY-STABLE MICROPOROUS WEBS Non-Final OA Amtek Research International LLC
18450169 APPARATUS, SYSTEM AND METHOD FOR ULTRASONIC-BASED ADDITIVE MANUFACTURING Final Rejection 3D Print innovations LLC
17974464 BATTERY PACKAGING MATERIAL Non-Final OA Resonac Packaging Corporation
18297627 CYLINDRICAL BATTERY Final Rejection CALB Group Co., Ltd.
17769026 METHOD FOR PRODUCING MOULDED PARTS, IN PARTICULAR DENTAL MOULDED PARTS Final Rejection WDT-WOLZ-DENTAL-TECHNIK GMBH
18014990 3D CERAMIC PRINTING Final Rejection Ceramic Additive Manufacturing Ltd.
17993989 LARGE-SCALE SYNTHESIS OF POWDERS OF SOLID-STATE ELECTROLYTE MATERIAL PARTICLES FOR SOLID-STATE BATTERIES, SYSTEMS AND METHODS THEREOF Final Rejection eJoule, Inc.

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