Prosecution Insights
Last updated: May 29, 2026

Examiner: SASTRI, SATYA B

Tech Center 1700 • Art Units: 1732 1762 1763 1796

This examiner grants 63% of resolved cases

Performance Statistics

63.1%
Allow Rate
-1.9% vs TC avg
955
Total Applications
+29.3%
Interview Lift
1084
Avg Prosecution Days
Based on 891 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
3.9%
§102 Novelty
74.5%
§103 Obviousness
6.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18761780 CELLULOSE COMPOSITE RESIN AND METHOD FOR THE PRODUCTION THEREOF Non-Final OA Panasonic Holdings Corporation
17763305 Modified Conjugated Diene-Based Polymer, Method for Preparing the Same, and Rubber Composition Including the Same Non-Final OA LG CHEM, LTD.
18189567 VINYL-BASED POLYMER, CURABLE COMPOSITION, AND CURED PRODUCT Non-Final OA Mitsubishi Chemical Corporation
17794731 REDOX INITIATION SYSTEM FOR ACRYLIC ADHESIVES Non-Final OA LORD Corporation
18023853 ETHYLENE/PROPYLENE-BASED COPOLYMER RUBBER COMPOSITION Non-Final OA NOK CORPORATION
17784507 MEDICAL COMPOSITION OR DEVICE COMPRISING OLIGO(ETHYLENE GLYCOL) POLYMERS Non-Final OA CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE
18274559 COMPOSITION OF METHACRYLATE (CO) POLYMER AND POLY(CARBONATE-SILOXANE) BLOCKCOPOLYMER AND ITS USE IN SCRATCH AND IMPACT RESITANT ARTICLES Non-Final OA SHPP GLOBAL TECHNOLOGIES B.V.
17800491 COPOLYMER, PIEZOELECTRIC MATERIAL, PIEZOELECTRIC FILM AND PIEZOELECTRIC ELEMENT Final Rejection TDK CORPORATION
18520340 NON-FLUORINATED BLOCK COPOLYMER Non-Final OA DAIKIN INDUSTRIES, LTD.
18450491 COPOLYMER, MOLDED BODY, EXTRUDED BODY, AND TRANSFER MOLDED BODY Non-Final OA DAIKIN INDUSTRIES, LTD.
18449873 FLUORINE-CONTAINING COPOLYMER Non-Final OA DAIKIN INDUSTRIES, LTD.
18769673 BITUMINOUS COMPOSITIONS COMPRISING AN AMINE ADDITIVE AND A HYDROXIDE, THEIR PREPARATION PROCESS AND APPLICATIONS Non-Final OA TOTALENERGIES ONETECH
18000258 COPOLYMERS FOR INTRACELLULAR THERAPEUTIC NUCLEIC ACID PAYLOAD DELIVERY Non-Final OA Regents of the University of Minnesota
17915922 METAL-BASED CATALYST FOR PRODUCING POLYDIENES Final Rejection Bridgestone Americas Tire Operations, LLC
18272201 COMPOSITION INCLUDING ORGANOSILICON COMPOUND, RUBBER COMPOUNDING AGENT, AND RUBBER COMPOSITION Non-Final OA SHIN-ETSU CHEMICAL CO., LTD.
18303031 WATER REPELLENT OIL REPELLENT AGENT COMPOSITION, METHOD FOR PRODUCING SAME, AND ARTICLE Non-Final OA AGC Inc.
18070124 HETEROGENEOUS CATALYST FOR HIGHLY-REACTIVE POLYISOBUTYLENE Final Rejection Braskem S.A.
18264596 HIGH DENSITY POLYETHYLENE COMPOSITIONS, METHOD OF PRODUCING THE SAME, CLOSURE DEVICES MADE THEREFROM, AND METHOD OF MAKING SUCH CLOSURE DEVICES Non-Final OA Dow Global Technologies LLC
18264593 HIGH-DENSITY POLYETHYLENE COMPOSITIONS HAVING IMPROVED PROCESSABILITY AND MOLDED ARTICLES MADE THEREFROM Non-Final OA Dow Global Technologies LLC
18254490 VINYLIDENE FLUORIDE POLYMER COMPOSITION AND METHOD OF PRODUCING SAME, RESIN COMPOSITION, ELECTRODE MIXTURE, AND ELECTRODE CONTAINING THESE, AND METHOD OF PRODUCING SAME Non-Final OA Kureha Corporation
18263594 METHOD OF PRODUCING POLYMERIZABLE COMPOSITION AND METHOD OF PRODUCING PHOTOCHROMIC ARTICLE Non-Final OA HOYA LENS THAILAND LTD.
17706015 POLYMERIZABLE COMPOSITION FOR OPTICAL ARTICLE AND OPTICAL ARTICLE Final Rejection HOYA LENS THAILAND LTD.
17917785 Antistatic or dust-repellent poly(methyl methacrylate) composition Non-Final OA ARKEMA FRANCE
15733961 METHODS FOR REDUCING OR PREVENTING COLLOIDS ADHESION AND/OR FOULING ON A SUBSTRATE, COMPOSITIONS, AND COPOLYMERS USEFUL THEREFOR Final Rejection RHODIA OPERATIONS
17429975 METHOD FOR PRODUCING POLYMER COMPATIBLE WITH BIOMATERIALS Final Rejection NISSAN CHEMICAL CORPORATION
18670004 QUATERNIZED POLYAROMATICS FOR USE IN ELECTROCHEMICAL DEVICES Non-Final OA ORION POLYMER CORP.
17781418 ACRYLIC RUBBER, ACRYLIC RUBBER COMPOSITION AND CROSSLINKED PRODUCT OF SAME Non-Final OA Denka Company Limited
17595672 CaCO3 COATED WITH MALEIC ANHYDRIDE GRAFTED POLYETHYLENE AND/OR MALEIC ANHYDRIDE GRAFTED POLYPROPYLENE AND AT LEAST ONE HYDROPHOBIZING AGENT Final Rejection Omya International AG
18385959 ACRYLIC RANDOM COPOLYMER FOR FORMING IN SITU PEELABLE PROTECTIVE BARRIER FILMS Non-Final OA Sanipeel, LLC
18017801 CYCLOOLEFIN RESIN CURED PRODUCT Non-Final OA RIMTEC CORPORATION

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