Prosecution Insights
Last updated: April 19, 2026

Examiner: DERUSSO, JOHN J

Tech Center 1700 • Art Units: 1744

This examiner grants 82% of resolved cases

Performance Statistics

81.5%
Allow Rate
+16.5% vs TC avg
300
Total Applications
+14.5%
Interview Lift
996
Avg Prosecution Days
Based on 281 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
18.4%
§102 Novelty
39.6%
§103 Obviousness
31.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18686186 PHYSICAL FOAMING AGENT INTRODUCTION FILTER, AND APPARATUS AND METHOD FOR PRODUCING FOAMED MOLDED PRODUCT Non-Final OA MAXELL, LTD.
18437763 METHOD FOR MONITORING A DEVICE FOR SUPPLYING TEMPERATURE CONTROL MEDIA TO A MOLD OF A MOLDING MACHINE Non-Final OA ENGEL AUSTRIA GmbH
18418793 GOLF BALL MOLD HAVING DIRECT VENTING Non-Final OA Acushnet Company
18141021 TIRE CONICITY CORRECTION DEVICE AND TIRE CONICITY CORRECTION METHOD Final Rejection Toyo Tire Corporation
18440859 CONTROL DEVICE OF INJECTION MOLDING MACHINE, INJECTION MOLDING MACHINE, METHOD OF CONTROLLING INJECTION MOLDING MACHINE Final Rejection SUMITOMO HEAVY INDUSTRIES, LTD.
18798082 MULTI-FUNCTIONAL ENGINEERED COMPOSITE PANEL WITH LIGNOCELLULOSIC STRANDS AND ANTI-SETTLING FIBERS Non-Final OA LOUISIANA-PACIFIC CORPORATION
18611266 MOLDING CYCLE STOPPING METHOD, INJECTION DEVICE, AND INJECTION MOLDING MACHINE Non-Final OA THE JAPAN STEEL WORKS, LTD.
18269544 MOLD INJECTION MACHINE AND MOLD INJECTION METHOD Final Rejection THE JAPAN STEEL WORKS, LTD.
17910660 DEVICE AND METHOD FOR INJECTION MOLDING Final Rejection EV Group E. Thallner GmbH
18832813 Method for connecting two silicone tube sections as well as pharmaceutical media transfer method with such a connection method and apparatus for performing the method Non-Final OA RAUMEDIC AG
18728654 A MOULD TOOL Non-Final OA INVIBIO DEVICE COMPONENT MANUFACTURING LIMITED
18652630 MOLDED ARTICLE EXTRACTOR AND METHOD Final Rejection BRIDGESTONE BANDAG, LLC
18545169 METHOD FOR PRODUCING A TOUCH-AND-CLOSE FASTENER PART Non-Final OA Gottlieb Binder GmbH & Co. KG
18418561 MATERIAL CONVEYING DEVICE Non-Final OA ACH Solution GmbH
18249495 ENHANCED FEEDSTOCK FOR ADDITIVE MANUFACTURING Final Rejection Imperial College Innovations Limited

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