Prosecution Insights
Last updated: April 19, 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
282
Total Applications
+13.0%
Interview Lift
1460
Avg Prosecution Days
Based on 238 resolved cases, 2023–2026

Rejection Statute Breakdown

1.1%
§101 Eligibility
15.5%
§102 Novelty
61.0%
§103 Obviousness
19.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17584047 SURFACE CLEANING APPARATUS Non-Final OA OMACHRON INTELLECTUAL PROPERTY INC.
18538201 DUAL-WAVELENGTH LASER SYSTEMS AND MATERIAL PROCESSING UTILIZING SUCH SYSTEMS Non-Final OA PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD
17737378 FIRE PROTECTION SYSTEM Final Rejection Carrier Corporation
19281151 METHOD AND APPARATUS TO PROVIDE AN INTEGRATED UNIFIED HEAT SOURCE FOR CHAFING DISHES Final Rejection IPH LLC
17270470 METHOD FOR PRODUCING AN OPTICAL COMPONENT BY MEANS OF LASER RADIATION Non-Final OA Friedrich-Schiller-Universität Jena
17615634 METHOD FOR CONTROLLING A COOKING APPLIANCE Non-Final OA ELECTROLUX APPLIANCES AKTIEBOLAG
17918803 WORKPIECE SWITCHING JIG AND CUTTING SYSTEM Non-Final OA FANUC CORPORATION
17798909 DEVICE AND METHOD FOR HEATING A FLUID IN A PIPELINE WITH SINGLE-PHASE ALTERNATING CURRENT Final Rejection Linde GmbH
17709811 THERMAL MATERIAL AND A METHOD OF MAKING THE SAME Final Rejection National University of Singapore
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
16949965 METHOD FOR ELECTRICALLY CONNECTING TO WINDOW HEATER OF VEHICULAR LIFTGATE WINDOW ASSEMBLY Final Rejection MAGNA MIRRORS OF AMERICA, INC.
18641396 COLLABORATIVE ROBOT WELDING SYSTEM AND METHOD Final Rejection Vectis Automation, LLC
17244951 COLLABORATIVE ROBOT WELDING SYSTEM AND METHOD Final Rejection Vectis Automation, LLC
18140228 TWO PIECE CAST IRON FIRE PIT COOKTOP Non-Final OA Lamplight Farms Incorporated
17058109 A KETTLE Final Rejection BREVILLE PTY LIMITED
17740346 CAPSULE, A SYSTEM FOR PREPARING A POTABLE BEVERAGE FROM SUCH A CAPSULE AND USE OF SUCH A CAPSULE IN A BEVERAGE PREPARATION DEVICE Non-Final OA Koninklijke Douwe Egberts B.V.
18530385 LIQUID DISPENSING SYSTEM, LIQUID FLOW CONTROL ASSEMBLY AND LIQUID DISPENSER FOR DISPENSING LIQUID AT DIFFERENT TEMPERATURES Non-Final OA DS SERVICES OF AMERICA, INC.
17801157 METHOD FOR ANALYSING A WELD DURING LASER WELDING OF WORKPIECES Final Rejection Precitec GmbH & Co. KG
18105517 LIQUID DISPENSER APPARATUS Non-Final OA UNITO SMART TECHNOLOGIES LIMITED
18076867 COFFEE DISPENSER SYSTEM Non-Final OA Bravilor Bonamat B.V.
17911919 METHOD FOR DETERMINING AT LEAST ONE PARAMETER FOR THE VAPORIZATION IN AN INHALER, AND AN INHALER Final Rejection KORBER TECHNOLOGIES GMBH
17711677 HEATER ARRANGEMENT FOR HVAC SYSTEM Non-Final OA Johnson Control Tyco IP Holdings LLP
17424748 CLOSED TANK FRYER Final Rejection PITCO FRIALATOR, INC.

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