Prosecution Insights
Last updated: April 19, 2026

Examiner: CORALLO, CATRIONA MARY

Tech Center 1700 • Art Units: 1732 1759

This examiner grants 72% of resolved cases

Performance Statistics

72.2%
Allow Rate
+7.2% vs TC avg
126
Total Applications
+14.4%
Interview Lift
1127
Avg Prosecution Days
Based on 90 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
8.1%
§102 Novelty
57.9%
§103 Obviousness
23.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17926891 INORGANIC STRUCTURE AND METHOD FOR PRODUCING SAME Final Rejection Panasonic Intellectual Property Management Co., Ltd.
15733316 METHOD FOR PREPARING SYNTHETIC PHYLLOSILICATES Non-Final OA CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE
17237134 CATALYST FOR HYDROGENATION OF CARBONYL COMPOUND AND ALCOHOL PRODUCTION METHOD Final Rejection Mitsubishi Chemical Corporation
17758573 OXYGEN CARRIER PARTICLES HAVING METAL OXIDE-PEROVSKITE CORE-SHELL STRUCTURE AND CHEMICAL-LOOPING WATER/CARBON DIOXIDE THERMOCHEMICAL DECOMPOSITION PROCESS USING SAME Non-Final OA KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
17859550 PHOTOCHEMICAL TRANSFORMATION USING ENGINEERED METAL-FREE HEXAGONAL BORON NITRIDE Final Rejection UNIVERSITY OF CENTRAL FLORIDA RESEARCH FOUNDATION, INC.
17911543 METHOD FOR PRODUCING LITHIUM SULFIDE Non-Final OA MITSUBISHI MATERIALS CORPORATION
16931624 LATENT HEAT STORAGE COMPOSITE HAVING NETWORK OF PROTECTIVE NANOSTRUCTURES Final Rejection Industry-University Cooperation Foundation Hanyang University
17996482 TWO DIMENSIONAL SILICON CARBIDE MATERIALS AND FABRICATION METHODS THEREOF Final Rejection UNM RAINFOREST INNOVATIONS
17884424 PROCESS AND APPARATUS FOR REACTING FEED WITH COOLED REGENERATED CATALYST Final Rejection UOP LLC
17998933 COMPOSITION COMPRISING AT LEAST ONE ORGANIC PEROXIDE AND AT LEAST ONE SULFUR-CONTAINING COMPOUND FOR CROSSLINKING POLYMERS IN THE PRESENCE OF OXYGEN Final Rejection ARKEMA FRANCE
18143556 PEROVSKITES FOR REDUCTION-RE-OXIDATION THERMOCHEMICAL WATER AND CARBON DIOXIDE SPLITTING Non-Final OA THE TRUSTEES OF PRINCETON UNIVERSITY
18334534 PROCESS TO MAKE CALCIUM OXIDE OR ORDINARY PORTLAND CEMENT FROM CALCIUM BEARING ROCKS AND MINERALS Non-Final OA Brimstone Energy Inc.
17921454 CARRIER-FREE OXYGEN REDUCTION CATALYST FOR USE IN LOW-TEMPERATURE FUEL CELLS AND METHOD FOR PRODUCING SAME Non-Final OA TECHNISCHE UNIVERSITÄT DARMSTADT
18206372 COATING SOLUTION, GLASS SHEET, AND LAMINATED GLASS FOR BLOCKING UV AND BLUE LIGHT Final Rejection FUYAO GLASS INDUSTRY GROUP CO., LTD.
17996668 PARTIAL OXIDATION GASIFICATION OF WET WASTE PLASTIC Final Rejection Eastman Chemical Company
17609013 COMPOSITIONS COMPRISING FIBRILLATED CELLULOSE AND NON-IONIC CELLULOSE ETHERS Non-Final OA Coöperatie Koninklijke Cosun U.A.
18117504 METHOD OF PREPARING HIGH-PURITY LITHIUM CARBONATE THROUGH REDUCTION CALCINING OF WASTE CATHODE MATERIAL Final Rejection SEBITCHEM CO.,LTD.
18176540 IODINE DOPED CARBON-BASED NANOMATERIAL AND METHODS OF FORMING THE SAME Final Rejection NABORS ENERGY TRANSITION SOLUTIONS LLC
18018671 OXIDATIVE PROCESSES FOR SELF-HEATING AND PYROPHORIC CATALYSTS CONTAINING ACTIVE METAL SULFIDES, AND MITIGATION OF HALIDE AND POLYTHIONIC ACID STRESS CORROSION CRACKING MECHANISMS IN PROCESS EQUIPMENT Non-Final OA Refined Technologies, Inc.
17440400 FRICTION MATERIAL FOR DISC BRAKE Final Rejection AKEBONO BRAKE INDUSTRY CO., LTD.
17478869 Materials and Methods of Producing Lithium Cobalt Oxide Materials of A Battery Cell Non-Final OA eJoule, Inc.
17624617 PROCESS OF MAKING SULFONATED LIGNIN-BASED COMPOSITIONS, SULFONATED LIGNIN-BASED COMPOSITIONS SO-OBTAINED AND THEIR USE Non-Final OA RG DISPERSANTS LTD
17030609 Method for Producing Concrete Elements Final Rejection METTEN Technologies GmbH & Co. KG

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