Prosecution Insights
Last updated: April 19, 2026

Examiner: ZHANG SPIERING, DONGXIU

Tech Center 1600 • Art Units: 1616

This examiner grants 38% of resolved cases

Performance Statistics

37.5%
Allow Rate
-22.5% vs TC avg
96
Total Applications
+85.7%
Interview Lift
788
Avg Prosecution Days
Based on 16 resolved cases, 2023–2026

Rejection Statute Breakdown

3.5%
§101 Eligibility
12.3%
§102 Novelty
42.6%
§103 Obviousness
25.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18288205 Hair Relaxer Non-Final OA BASF SE
18010220 METHOD FOR PRODUCING A PERSONALIZED COSMETIC PREPARATION Final Rejection BASF SE
18033842 FERTILIZER COMPATIBLE AGROCHEMICAL SUSPENSIONS Final Rejection BASF SE
18001831 A STABLE, SOLVENT-FREE, SELF-EMULSIFIABLE CONCENTRATE Final Rejection BASF SE
18330750 SYNERGISTIC ANTIOXIDANT COMPOSITIONS Final Rejection The Procter & Gamble Company
18299864 PERSONAL CLEANSING COMPOSITION FREE OF ALKYL SULFATE OR ALKYL ETHER SULFATE TYPE OF SURFACTANTS Non-Final OA The Procter & Gamble Company
17999334 HERBICIDAL CINNOLINE DERIVATIVES Non-Final OA SYNGENTA CROP PROTECTION AG
16972220 PESTICIDALLY ACTIVE HETEROCYCLIC DERIVATIVES WITH SULFOXIMINE CONTAINING SUBSTITUENTS Non-Final OA SYNGENTA CROP PROTECTION AG
16351415 ARTICLES AND COMPOSITIONS ASSOCIATED WITH OILS ON SURFACES AND ASSOCIATED METHODS Non-Final OA Massachusetts Institute of Technology
18026224 ANTIVIRAL ARTICLE AND ANTIVIRAL RESIN COMPOSITION Final Rejection Dai Nippon Printing Co., Ltd.
18258494 COMPOSITION COMPRISING AN UNMODIFIED CLAY, A MAGNESIUM SALT, AN ANTISYNERESIS AGENT AND WATER Final Rejection L'OREAL
18257731 STABILIZATION OF THIOPYRIDINONE COMPOUND IN W/O COMPOSITION Final Rejection L'OREAL
17757168 STABLE COMPOSITION COMPRISING COMBINATION OF SPECIFIC INGREDIENTS Non-Final OA L'OREAL
18570313 BIODEGRADABLE PVA/PVP HYDROGELS, USES AND PREPARATION THEREOF Non-Final OA Bar-Ilan University
18021841 MICROCAPSULE WITH ACETAMIDES AND DIFLUFENICAN Non-Final OA MONSANTO TECHNOLOGY LLC
18254805 LIQUID PESTICIDAL COMPOSITION Final Rejection SUMITOMO CHEMICAL COMPANY, LIMITED
18159806 SOLID DISPERSION FOR THERAPEUTIC USE Non-Final OA FLORIDA RESEARCH GROUP LLC
18259807 PERSONAL CARE RINSE OFF COMPOSITION Final Rejection Rohm and Haas Company
18294992 AGENT FOR DYEING KERATIN MATERIAL, IN PARTICULAR HUMAN HAIR, CONTAINING AMINOSILICONES AND PLATELET-TYPE METALLIC PIGMENTS Non-Final OA HENKEL AG & CO. KGAA
18251509 AGROCHEMICAL COMPOSITION WITH IMPROVED DRIFT, SPREADING AND UPTAKE PROPERTIES Final Rejection Bayer Aktiengesellschaft
18012048 Polymer Carriers for Delivery of Agrochemicals in Crop Plants Non-Final OA Carnegie Mellon University
17785959 Personal Lubricant Composition Final Rejection Reckitt Benckiser Health Limited
18016693 METHOD OF MAKING FUNCTIONAL FIBER HAVING IMPROVED DEWATERING EFFICIENCY Final Rejection CORN PRODUCTS DEVELOPMENT, INC
18566724 COSMETIC CONCENTRATE IN THE FORM OF A FILM Non-Final OA BEIERSDORF AG
17786223 TRANSMUCOSAL THERAPEUTIC SYSTEM CONTAINING AGOMELATINE Final Rejection LTS LOHMANN Therapie-Systeme AG
18685743 HIGHLY LOADED BROMOXYNIL FORMULATIONS Non-Final OA ADAMA AUSTRALIA PTY LIMITED
18406671 COMPOSITIONS COMPRISING ORGANIC MINERAL CHELATES, NIACINAMIDE, AND HEMP OIL AND USES THEREOF FOR NEUROPROTECTION, CARDIOPROTECTION, DETOXIFICATION, IMMUNE SUPPORT, AND ANTI-AGING Non-Final OA FP Nutraceuticals, LLC
18569467 USE OF ESSENTIAL OILS AS BIOSTIMULANTS FOR MYCELIA AND MUSHROOMS Non-Final OA MYCELIANCE
18535023 ENRICHED TOPICAL COSMETIC COMPOSITION Non-Final OA TruSkin Partners, Inc.
18564127 ENCAPSULATION OF LIVE MICROORGANISMS Non-Final OA Tagra Biotechnologies Ltd.

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