Prosecution Insights
Last updated: May 29, 2026

Examiner: COHEN, BRIAN W

Tech Center 1700 • Art Units: 1723 1754 1759 1767 1794

This examiner grants 54% of resolved cases

Performance Statistics

54.2%
Allow Rate
-10.8% vs TC avg
665
Total Applications
+47.3%
Interview Lift
1188
Avg Prosecution Days
Based on 636 resolved cases, 2023–2026

Rejection Statute Breakdown

0.1%
§101 Eligibility
3.7%
§102 Novelty
90.2%
§103 Obviousness
1.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18320447 FLUIDIZED ARABIAN SAND AS HEAT TRANSFER MEDIA FOR HYDROGEN ECONOMY Non-Final OA SAUDI ARABIAN OIL COMPANY
18305113 PHOTOELECTROCHEMICAL PRODUCTION OF HYDROGEN FROM HYDROGEN SULFIDE Non-Final OA SAUDI ARABIAN OIL COMPANY
18263950 DEVICE FOR PROVIDING A GAS COMPONENT AND VEHICLE COMPRISING SUCH A DEVICE Non-Final OA AIRBUS DEFENCE AND SPACE GMBH
18193711 DURABLE POROUS STRUCTURES AND ELECTRONICS DEVICES INCORPORATING THE SAME Final Rejection The Board of Trustees of the University of Illinois
18315433 METALLOPOLYMERS FOR CATALYTIC GENERATION OF HYDROGEN Non-Final OA ARIZONA BOARD OF REGENTS ON BEHALF OF THE UNIVERSITY OF ARIZONA
17742125 HYDROGEN GENERATION AND CHEMICAL ENERGY STORAGE Non-Final OA NOOTER/ERIKSEN, INC.
18347731 ELECTROLZYER STACKS, ELECTROLYSIS SYSTEMS, AND METHODS FOR OPERATING ELECTROLYSIS SYSTEMS INCLUDING PASSIVE COMPRESSION Non-Final OA GM GLOBAL TECHNOLOGY OPERATIONS LLC
18277695 Electrolyte and Method for Cobalt Electrodeposition Non-Final OA AVENI
18230398 NANOPORE FORMING METHOD AND USES THEREOF Non-Final OA Roche Sequencing Solutions, Inc.
18256925 Stabilization of the Deposition Rate of Platinum Electrolytes Non-Final OA Umicore Galvanotechnik GmbH
18040514 WATER ELECTROLYZER Final Rejection EVOLOH, INC.
18198328 WELDING BURN REMOVER Non-Final OA TIMEC INC.
18035699 PLANT AND PROCESS FOR OBTAINING A PREDETERMINED CARBON DIOXIDE/OXYGEN RATIO IN THE ATMOSPHERE Non-Final OA OBRIST TECHNOLOGIES GMBH
18304127 ANODIC OXIDATION-ASSISTED GRINDING APPARATUS AND ANODIC OXIDATION-ASSISTED GRINDING METHOD Final Rejection JTEKT MACHINE SYSTEMS CORPORATION
18194136 System and Method for Generating Hydrogen Non-Final OA Erthos IP LLC
18245869 CAPILLARY-BASED ELECTRO-SYNTHETIC WATER ELECTROLYSIS CELLS Non-Final OA Hysata Pty Ltd
17924940 AMMONIA ELECTROLYSIS SYSTEM AND CONTROL METHOD THEREOF Non-Final OA AESTECH CO., LTD.

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