Prosecution Insights
Last updated: April 19, 2026

Examiner: WASHVILLE, JEFFREY D

Tech Center 1700 • Art Units: 1654 1766

This examiner grants 80% of resolved cases

Performance Statistics

79.9%
Allow Rate
+14.9% vs TC avg
1272
Total Applications
-4.9%
Interview Lift
1044
Avg Prosecution Days
Based on 1236 resolved cases, 2023–2026

Rejection Statute Breakdown

0.1%
§101 Eligibility
32.8%
§102 Novelty
50.6%
§103 Obviousness
12.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18019783 Polyurea/Polyurethane Microcapsules Final Rejection Symrise AG
18733138 LOW-LOSS WAVEGUIDES FORMED IN HIGH-TRANSMISSION GLASS USING Ag-Na ION EXCHANGE Non-Final OA CORNING INCORPORATED
18280414 BIOCIDAL COMPOSITIONS CONTAINING COPPER AND A CO-BIOCIDE Non-Final OA CORNING INCORPORATED
18663833 GREEN BODY INCLUDING A METAL NANOPARTICLE BINDER Final Rejection Hewlett-Packard Development Company, L.P.
18027162 SULFONATE COMPOSITION Non-Final OA KAO CORPORATION
18267950 SURFACE COATED CUTTING TOOL Non-Final OA MITSUBISHI MATERIALS CORPORATION
18261504 ENCAPSULATION OF LIVE MICROORGANISMS FOR GASTROINTESTINALTARGETED DELIVERY Non-Final OA Nanyang Technological University
18209640 METHOD OF FORMING SiOCN LAYER Non-Final OA ASM IP Holding B.V.
18033377 MIXED COMPOSITION Non-Final OA SUMITOMO CHEMICAL COMPANY, LIMITED
18116600 STRUCTURAL COLOR MULTILAYER STRUCTURES HAVING BARRIER LAYERS Non-Final OA Toyota Motor Engineering & Manufacturing North America, Inc.
17802100 SYNTHESIS OF DRAG REDUCING LATEX PRODUCT USING CATIONIC SURFACTANTS IN EMULSION POLYMERIZATION Non-Final OA Liquidpower Specialty Products Inc.
18276764 THERMAL CONDUCTIVITY MODIFIER AND MOLDED BODY Non-Final OA ZEON CORPORATION
18307354 WATER DISPERSIBLE POLYMER FOR USE IN ADDITIVE MANUFACTURING Non-Final OA Stratasys, Inc.
18280694 CURABLE COMPOSITION, CURED OBJECT, FIBER-REINFORCED COMPOSITE MATERIAL, AND MOLDED FIBER-REINFORCED RESIN ARTICLE Non-Final OA DIC Corporation
17819205 DEGRADABLE DELIVERY PARTICLES BASED FROM AMINE CONTAINING NATURAL MATERIALS Final Rejection Encapsys,LLC
17819232 ARTICLES OF MANUFACTURE WITH DEGRADABLE DELIVERY PARTICLES BASED FROM AMINE CONTAINING NATURAL MATERIALS Non-Final OA Encapsys, LLC
18166269 MICROENCAPSULATION METHOD USING AMPHIPHILIC POLYMERS Non-Final OA Cornell University
18423978 ZIRCONIA MILL BLANK FOR DENTAL CUTTING AND MACHINING AND PREPARING METHOD THEREOF Non-Final OA SHOFU INC.
18017229 MULTILAYER BODY, RELEASE AGENT COMPOSITION, AND METHOD FOR PRODUCING PROCESSED SEMICONDUCTOR SUBSTRATE Non-Final OA NISSAN CHEMICAL CORPORATION
18037175 Dewatering Composition and Implementations Thereof Non-Final OA Hindustan Petroleum Corporation Limited
18262514 COATINGS COMPRISING SURFACE-REACTED CALCIUM CARBONATE AND AN OXYGEN SCAVENGER FOR IMPROVING FOOD SHELF LIFE Non-Final OA Omya International AG
18266064 Formulations for Delivery of Bioactive Agents Non-Final OA Royal Melbourne Institute of Technology
18280708 POLYMERIZATION INITIATOR-CONTAINING COMPOSITION AND DENTAL POLYMERIZABLE COMPOSITION Non-Final OA SUN MEDICAL CO., LTD.
18259721 SURFACTANT COMPOSITIONS WITH SUPRAMOLECULAR STRUCTURES FOR INDUSTRIAL, HOUSEHOLD, AGRICULTURAL AND OIL/GAS USE Non-Final OA BPS JUST ENERGY TECHNOLOGY, LLC
18273004 POLYMERIZATION INHIBITING AND EMULSION BREAKING COMPOSITION AND METHOD OF USE THEREOF Non-Final OA DORF KETAL CHEMICALS (INDIA) PRIVATE LIMITED
18268270 COMPOSITION FOR SURFACE TREATMENT OF STEEL SHEET AND STEEL SHEET USING THE SAME Non-Final OA UNICOH Speciality Chemicals Co., Ltd
18016634 CYCLIC MISCIBLE HYDROCARBON GAS INJECTION-SOAK-PRODUCTION AND USES THEREOF FOR ENHANCED OIL RECOVERY IN UNCONVENTIONAL RESERVOIRS Non-Final OA Hess Corporation
17876366 COMPOSITION AND METHOD FOR SORBING MOBILIZED METAL Non-Final OA Lithified Technologies Group, LLC
17866433 DUAL DENSITY MOLDED MEMBER, TOOLING AND METHOD THEREFOR Non-Final OA Intex Technologies, LLC

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