Prosecution Insights
Last updated: May 29, 2026

Examiner: PARENT, ALEXANDER RENE

Tech Center 1700 • Art Units: 1732 1738 1794 1795

This examiner grants 59% of resolved cases

Performance Statistics

58.9%
Allow Rate
-6.1% vs TC avg
127
Total Applications
+16.7%
Interview Lift
1251
Avg Prosecution Days
Based on 90 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
11.3%
§102 Novelty
72.5%
§103 Obviousness
10.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17522241 ELECTRODIALYZER AND ELECTRODIALYSIS SYSTEM FOR CO2 CAPTURE FROM OCEAN WATER Final Rejection California Institute of Technology
17877167 HYDROGEN ISOTOPE SEPARATION SYSTEMS Non-Final OA GEORGIA TECH RESEARCH CORPORATION
18075138 PHOTO ELECTROLYSIS DEVICE WITH PHOTOVOLTAIC DRIVEN HYDROGEN PUMP FOR HYDROGEN GENERATION AND WATER OXYGENATION Final Rejection Ohmium International, Inc.
18172820 CARBON DIOXIDE CAPTURE SYSTEM AND CARBON DIOXIDE CAPTURE METHOD Non-Final OA KABUSHIKI KAISHA TOSHIBA
17878275 ION EXCHANGE MEMBRANE WITH CATALYST LAYER, ION EXCHANGE MEMBRANE AND ELECTROLYTIC HYDROGENATION APPARATUS Final Rejection AGC INC.
18094588 SYSTEMS AND METHODS FOR HYDROMETALLURGICAL, ANTI-SOLVENT, AND ELECTROCHEMICAL RECOVERY OF METALS FROM WASTES AND ASHES Non-Final OA The Trustees of Columbia University in the City of New York
18043670 HIGH-EFFICIENT MAGNESIUM ION REMOVAL SYSTEM FOR SALT LAKE BRINE BASED ON IN SITU ALKALI PRODUCTION USING BIPOLAR MEMBRANE ELECTROCHEMICAL PROCESS Non-Final OA DALIAN UNIVERSITY OF TECHNOLOGY
18122599 MEMBRANE-BASED ALKALI METAL SALT PRECIPITATION Non-Final OA Lyten, Inc.
16968050 INTEGRATED ELECTROCHEMICAL CAPTURE AND CONVERSION OF CARBON DIOXIDE Non-Final OA Nederlandse Organisatie voor toegepast-natuurwetenschappelijk onderzoek TNO
18064023 CATALYST INK COMPOSITION AND CATALYST COATED MEMBRANES FOR ELECTROLYSIS Final Rejection UOP LLC
17295268 ION REMOVAL KIT Final Rejection KYUNGDONG NAVIEN CO.,LTD.
18021336 AMMONIA PRODUCTION METHOD AND AMMONIA PRODUCTION APPARATUS Non-Final OA NISSAN CHEMICAL CORPORATION
18734848 APPARATUS AND METHOD FOR GREEN HYDROGEN PRODUCTION USING SUBMERGED DESALINATION SYSTEM Final Rejection Natural Ocean Well Co.
17885580 SKIN CLEANING DEVICE Non-Final OA RUNNER(XIAMEN) CORP.
17919455 ELECTROLYTIC CONVERSION OF CARBON-CONTAINING IONS USING POROUS METAL ELECTRODES Non-Final OA THE UNIVERSITY OF BRITISH COLUMBIA
18271561 SELF-CLEANING CO2 REDUCTION SYSTEM AND RELATED METHODS Non-Final OA THE GOVERNING COUNCIL OF THE UNIVERSITY OF TORONTO
17288069 SYSTEMS AND METHODS FOR CONTROLLING CHLORATE PRODUCTION IN ELECTROLYTIC CELLS Non-Final OA DE NORA HOLDINGS US, INC.
17132235 ELECTRODIALYSIS PROCESS FOR HIGH ION REJECTION IN THE PRESENCE OF BORON Non-Final OA MIS IP Holdings, LLC
17058970 EXPANDER FOR SOEC APPLICATIONS Non-Final OA Haldor Topsøe A/S
18097787 PROCESS AND APPARATUS FOR HIGH RECOVERY IN ELECTRODIALYSIS AND ELECTRODEIONIZATION SYSTEMS Non-Final OA IONIC SOLUTIONS LTD.
18146568 METHODS AND APPARATUSES FOR OXIDANT CONCENTRATION CONTROL Non-Final OA Aqua Research, Inc.
17758058 METHOD FOR CO-PRODUCING IODINE AND SALT Non-Final OA GODO SHIGEN CO., LTD.
17470637 FLOW-THROUGH ELECTROCHEMICAL REACTOR Non-Final OA ACLARITY, INC.

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