Prosecution Insights
Last updated: April 19, 2026

Examiner: SYLVESTER, KEVIN

Tech Center 1700 • Art Units: 1794

This examiner grants 68% of resolved cases

Performance Statistics

68.2%
Allow Rate
+3.2% vs TC avg
71
Total Applications
+46.7%
Interview Lift
1304
Avg Prosecution Days
Based on 22 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
25.5%
§102 Novelty
52.0%
§103 Obviousness
21.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18303767 DEFECTIVE PEROVSKITE NANOSTRUCTURED MATERIAL-BASED ELECTRODE FOR ELECTROCHEMICAL WATER SPLITTING AND METHOD OF PREPARATION THEREOF Non-Final OA KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS
18183760 VANADIUM OXIDE-BASED ELECTRODE FOR ELECTROCHEMICAL WATER SPLITTING AND METHOD OF PREPARATION THEREOF Non-Final OA KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS
18157114 NANOSTRUCTURED NICKEL THIN FILMS ON POROUS NICKEL FOAM FOR ELECTROCATALYTIC OXYGEN EVOLUTION Final Rejection KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS
18085629 MAGNETITE ELECTROCATALYST Final Rejection KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS
18322230 CATALYSIS OF HYDROGEN EVOLUTION REACTION USING RUTHENIUM ION COMPLEXED CARBON NITRIDE MATERIALS Non-Final OA The Regents of the University of California
18150674 ELECTRODE CATALYST FOR WATER ELECTROLYSIS CELL, WATER ELECTROLYSIS CELLS, AND WATER ELECTROLYSIS DEVICES Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18067775 CATALYST, CATALYST FOR WATER ELECTROLYSIS CELL, WATER ELECTROLYSIS CELL, WATER ELECTROLYSIS DEVICE, AND METHOD FOR PRODUCING CATALYST Final Rejection Panasonic Intellectual Property Management Co., Ltd.
17923126 PLATING APPARATUS Non-Final OA EBARA CORPORATION
17797030 PLATING APPARATUS Non-Final OA EBARA CORPORATION
17621966 Electrode for Electrolysis Non-Final OA LG Chem, Ltd.
18101774 COMPOSITION FOR A POROUS TRANSPORT LAYER, A POROUS TRANSPORT LAYER PREPARED THEREFROM, AND A METHOD FOR PREPARING THE SAME Non-Final OA KIA CORPORATION
17967394 METHOD OF MANUFACTURING ELECTRODE FOR WATER ELECTROLYSIS AND ELECTRODE FOR WATER ELECTROLYSIS MANUFACTURED THEREBY Non-Final OA KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
18156277 ANODIC ELECTRODE, WATER ELECTROLYSIS DEVICE INCLUDING THE SAME AND METHOD FOR PREPARING THE SAME Final Rejection KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
17927340 AIR ELECTRODE, PREPARATION METHOD AND APPLICATION THEREOF Non-Final OA MIDEA GROUP CO., LTD.
18996910 POROUS TRANSPORT LAYERS HAVING COATED CATALYST COMPOSITIONS AND METHODS OF MAKING Final Rejection ELECTRIC HYDROGEN CO.
18013486 Distribution System for a Process Fluid for a Chemical and/or Electrolytic Surface Treatment of a Substrate Non-Final OA Lam Research Salzburg GmbH
18255635 CARBON DIOXIDE REDUCTION CATALYST COMPRISING MODIFIED ZIF-BASED COMPOUND, AND CARBON DIOXIDE REDUCTION ELECTRODE COMPRISING SAME Non-Final OA LOTTE CHEMICAL CORPORATION
18269359 COATED MEMBRANE FOR WATER ELECTROLYSIS Non-Final OA Technische Universität München
18256101 IRIDIUM-CONTAINING CATALYST FOR WATER ELECTROLYSIS Non-Final OA TECHNISCHE UNIVERSITÄT MÜNCHEN
17624648 AUTOMOTIVE CRASHWORTHINESS ENERGY ABSORPTION PART AND PRODUCTION METHOD OF AUTOMOTIVE CRASHWORTHINESS ENERGY ABSORPTION PART Non-Final OA JFE STEEL CORPORATION
18857384 AN ELECTRODE FOR OXYGEN GENERATION Final Rejection OÜ Stargate Hydrogen Solutions
18319762 MICROPOROUS ASYMMETRIC ORGANIC/INORGANIC COMPOSITE MEMBRANE Non-Final OA UOP LLC
17708088 Multi-Functional Material for EMI Shielding and Structural Health Monitoring of Carbon Fiber Reinforced Plastics Non-Final OA UT-Battelle, LLC
17834820 IMPREGNATED POROUS POWDER WITH SUPERHYDROPHOBIC PARTICLES AND PREPARATION METHOD AND APPLICATION THEREOF Non-Final OA SOUTHEAST UNIVERSITY
17778483 ELECTRODEPOSITION COATING MATERIAL CONTAINING CATECHOL DERIVATIVES AS ANTICORROSION AGENTS Non-Final OA BASF COATINGS GMBH
17756215 Electrodeposition Coating Material Containing Organic Polyhydroxy-Functional Anticorrosion Agents Non-Final OA BASF COATINGS GMBH
17837002 THREE-DIMENSIONAL CHITOSAN/SILVER COMPOSITE SCAFFOLD AND PREPARATION METHOD THEREOF Final Rejection National Yang Ming Chiao Tung University
18351624 SURFACE TREATMENT OF CARBON FIBER EPOXY COMPOSITES THROUGH DIAZONIUM ADMOLECULE MODIFICATION Non-Final OA Board of Trustees of Michigan State University
18277007 Electrochemical Cell with Improved Peripheral Sealing Non-Final OA SYMBIO FRANCE
17869542 COATING SYSTEM AND ELECTRODE RACK Final Rejection SST Systems, Inc.

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