Prosecution Insights
Last updated: April 19, 2026

Examiner: CHEN, SIMPSON ABRAHAM

Tech Center 3700 • Art Units: 3761

This examiner grants 63% of resolved cases

Performance Statistics

62.9%
Allow Rate
-7.1% vs TC avg
216
Total Applications
+46.7%
Interview Lift
1307
Avg Prosecution Days
Based on 175 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
16.3%
§102 Novelty
52.2%
§103 Obviousness
23.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18310970 BEVERAGE BREWING DEVICES Non-Final OA SharkNinja Operating LLC
18221883 WELDING POSITIONING APPARATUS Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18912782 MONITORING OPERATION OF ELECTRON BEAM ADDITIVE MANUFACTURING WITH PIEZOELECTRIC CRYSTALS Non-Final OA General Electric Company
18276533 INDUCTION HEATING-TYPE COOKTOP Non-Final OA LG ELECTRONICS INC.
17641483 METHOD FOR OPERATING A MICROWAVE DEVICE Non-Final OA ELECTROLUX APPLIANCES AKTIEBOLAG
17286688 PROCESSING SYSTEM AND PROCESSING METHOD Final Rejection NIKON CORPORATION
18036551 HIGH-VOLTAGE HEATER INCLUDING DISCONNECTION DETECTION UNIT AND DISCONNECTION DETECTION METHOD USING SAME Non-Final OA Hanon Systems
18267568 LASER WELDING METHOD AND LASER WELDING APPARATUS FOR Si-CONTAINING STEEL SHEETS Non-Final OA JFE Steel Corporation
17874055 Speckle Reduction For An Additive Printing System Non-Final OA Seurat Technologies, Inc.
17670149 Phase Managed Additive Printing System Non-Final OA Seurat Technologies, Inc.
18327899 HIGH-ENERGY GLASS CUTTING Non-Final OA TRUMPF Laser- und Systemtechnik GmbH
17478525 IN SITU MULTI-PHASE SENSING FOR 3D PRINTING Non-Final OA Divergent Technologies, Inc.
18356248 LASER WELDING SYSTEM FOR SEALINGLY WELDING A CELL TOP COVER AND CORRESPONDING METHOD Non-Final OA TRUMPF (China) Co., LTD.
18269630 HIGH POWER PPTC HEATER FOR LOW LIMITING TEMPERATURE OPERATION Non-Final OA Dongguan Littelfuse Electronics Company Limited
18105938 ELECTROMAGNETIC INDUCTION CAN CURING OVEN Non-Final OA Stolle Machinery Company, LLC
18025550 INLINE CAVITATION REDUCTION FOR A BEVERAGE APPLIANCE Non-Final OA Breville Pty Limited
18177325 Accessory for a Kitchen Appliance Non-Final OA Vorwerk & Co. Interholding GmbH
18252488 FORMING PART WITH AN INCLINED SURFACE AND ITS FORMING METHOD Non-Final OA AECC Commercial Aircraft Engine Co., Ltd.
17632351 Infrared Radiative Heater using Low Effusively Cover Materials Non-Final OA GENTHERM INCORPORATED
18349352 LASER MACHINING HEAD AND METHOD FOR MACHINING A WORKPIECE Non-Final OA Precitec GmbH & Co. KG
18328004 Machine for Opening and Cracking Shelled Nuts Non-Final OA Isidoros Konidaris
18198690 Immersion Defrost Basket Systems & Methods Non-Final OA Immersion Systems, Inc.
18031445 A Cooking Appliance Comprising A Heating Assembly In The Lid Non-Final OA ZHEJIANG SUPOR ELECTRICAL APPLIANCES MANUFACTURING CO., LTD.
18029967 A Microwave Heating Apparatus Non-Final OA ON2COOK INDIA PVT LTD
18044481 METHOD AND APPARATUS FOR AUTOMATED QUALITY CONTROL FOR CUTTING MACHINES OF FLEXIBLE MATERIAL PARTS Final Rejection HEFA Holding GmbH
18107529 BREWING DEVICE AND WATER SUPPLY MECHANISM THEREOF Non-Final OA KLUB Technology Corp.
17541733 Reflow Melting System and Terminal Production System Final Rejection Tyco Electronics (Suzhou) Ltd.

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month