Prosecution Insights
Last updated: April 19, 2026

Examiner: RIPA, BRYAN D

Tech Center 1700 • Art Units: 1700 1723 1731 1754 1794 1795

This examiner grants 53% of resolved cases

Performance Statistics

53.2%
Allow Rate
-11.8% vs TC avg
560
Total Applications
+36.6%
Interview Lift
1399
Avg Prosecution Days
Based on 526 resolved cases, 2023–2026

Rejection Statute Breakdown

0.8%
§101 Eligibility
23.6%
§102 Novelty
42.7%
§103 Obviousness
26.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17791191 VALVE BLOCK FOR HYDROGEN GAS, AND METHOD FOR PRODUCING SAME Final Rejection KAWASAKI JUKOGYO KABUSHIKI KAISHA
18011446 LITHIUM-MEDIATED ELECTROCHEMICAL AMMONIA SYNTHESIS Non-Final OA MASSACHUSETTS INSTITUTE OF TECHNOLOGY
18009587 SYSTEMS AND METHODS FOR REGULATING HYDROGEN TRANSPORT OUT OF STRUCTURAL MATERIALS Non-Final OA MASSACHUSETTS INSTITUTE OF TECHNOLOGY
18547076 Improved Electrochemical Ammonia Synthesis Non-Final OA The Board of Trustees of the Leland Stanford Junior University
17801252 CAPACITIVE-FARADAIC AND PSEUDOCAPACITIVE-FARADAIC FUEL CELLS Non-Final OA Technion Research & Development Foundation Limited
17770185 WATER TREATMENT SYSTEM, ULTRAPURE WATER PRODUCING SYSTEM AND WATER TREATMENT METHOD Final Rejection ORGANO CORPORATION
17934565 CARBON SUPPORTED CARBOXYL FUNCTIONALIZED SILVER NANOPARTICLES FOR GAS DIFFUSION ELECTRODES Non-Final OA Xerox Corporation
17912910 STARTUP METHOD FOR ELECTROLYTIC SULFURIC ACID SOLUTION MANUFACTURING SYSTEM Non-Final OA KURITA WATER INDUSTRIES LTD.
18637817 FUNCTIONALLY GRADED ALLOY COATING AND METHOD FOR PREPARATION Non-Final OA Faraday Technology, Inc.
17767972 Production of a synthesis gas comprising carbon monoxide and hydrogen Final Rejection Forschungszentrum Jülich GmbH
18422842 SYSTEM AND METHOD FOR MAKING GREEN HYDROGEN Non-Final OA Power & Concepts, LLC DBA The Chrysler Group
18202150 SYSTEM AND METHOD FOR MAKING HYDROGEN Non-Final OA Power & Concepts, LLC DBA The Chrysler Group
17905282 Electrochemical ammonia synthesis Final Rejection Danmarks Tekniske Universitet
17639413 MICROBIAL ELECTROCHEMICAL ELECTRODES Non-Final OA ARIEL SCIENTIFIC INNOVATIONS LTD.
17777907 IONIC LIQUID FOR PICKLING STAINLESS STEEL AND METHOD FOR PICKLING STAINLESS STEEL BY USING SAME Final Rejection POSCO
18143311 REMOVING SYSTEM Non-Final OA DAIDO METAL CO., LTD.
17906429 METHOD FOR THE TREATMENT OF A METAL SUBSTRATE FOR THE PREPARATION OF ELECTRODES Final Rejection INDUSTRIE DE NORA S.P.A.
17800530 A New Interlayer Can Withstand Polarity Reversal Non-Final OA Magneto Special Anodes (Suzhou) CO., LTD.
17763471 METHOD OF BOOSTING HYDROGEN EVOLUTION ACTIVITY OF ELECTROCATALYSTS Final Rejection MAX PLANCK GESELLSCHAFT ZUR FÖRDERUND DER WISSENSCHAFTEN EV

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