Prosecution Insights
Last updated: August 18, 2026

Examiner: STEADMAN, DAVID J

Tech Center 1700 • Art Units: 1651 1656 1761

This examiner grants 58% of resolved cases

Performance Statistics

57.7%
Allow Rate
-7.3% vs TC avg
1,018
Total Applications
+29.5%
Interview Lift
1143
Avg Prosecution Days
Based on 964 resolved cases, 2023–2026

Rejection Statute Breakdown

10.2%
§101 Eligibility
16.9%
§102 Novelty
30.7%
§103 Obviousness
28.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18940288 GERANYLGERANYL PYROPHOSPHATE SYNTHASES Non-Final OA DSM IP ASSETS B.V.
18501324 DETERGENT COMPOSITIONS CONTAINING A XYLOGLUCANASE AND A HUEING DYE Final Rejection The Procter & Gamble Company
18325455 DISHWASHING DETERGENT COMPOSITION COMPRISING XYLANASE AND SULPHONATED CARBOXYLATE POLYMER Non-Final OA The Procter & Gamble Company
18297302 CLEANING COMPOSITIONS CONTAINING ALGINATE LYASE ENZYMES Final Rejection The Procter & Gamble Company
18799804 FIBRIN COMPOSITION, SUBSTRATE FOR REGENERATIVE MEDICINE, METHOD FOR MANUFACTURING FIBRIN COMPOSITION, AND KIT Non-Final OA FUJIFILM Corporation
18027461 Improved Combination of Protease and Protease Inhibitor with Secondary Enzyme Final Rejection BASF SE
18178360 STORAGE-STABLE LIQUID DETERGENT OR CLEANING AGENT CONTAINING PROTEASE AND LIPASE Final Rejection BASF SE
17774463 METHOD OF STORING A BIOCATALYST Non-Final OA BASF SE
17264340 NOVEL CRISPR ENZYMES AND SYSTEMS Final Rejection PRESIDENT AND FELLOWS OF HARVARD COLLEGE
16756134 SYSTEMS, METHODS, AND COMPOSITIONS FOR TARGETED NUCLEIC ACID EDITING Non-Final OA PRESIDENT AND FELLOWS OF HARVARD COLLEGE
18070633 Noscapinoid-producing Microbes and Methods of Making and Using the Same Non-Final OA The Board of Trustees of the Leland Stanford Junior University
19071264 PH20 POLYPEPTIDE VARIANTS, FORMULATIONS AND USES THEREOF Non-Final OA Halozyme, Inc.
18467658 Method for Cell Line Development Final Rejection Cytiva Sweden AB
17334055 MINIMAL PEPTIDE FUSIONS FOR TARGETED INTRACELLULAR PROTEIN DEGRADATION Non-Final OA Massachusetts Institute of Technology
17625883 METHOD FOR LOADING OF MICROORGANISMS ON MULTIPHASE BIOMATERIALS Non-Final OA Evonik Operations GmbH
18242018 WASHING AND CLEANING AGENTS COMPRISING TANNASE I Final Rejection Henkel AG & Co. KGaA
18262832 AMYLASE VARIANTS Final Rejection HENKEL AG & CO. KGAA
18257311 ENZYMES AND ENZYME COMPOSITIONS FOR CLEANING Non-Final OA DANISCO US INC
18042307 ENZYMES AND ENZYME COMPOSITIONS FOR CLEANING Non-Final OA DANISCO US INC
18015752 AMYLASE-CONTAINING CLEANING AGENT COMPOSITION Final Rejection KAO CORPORATION
18000931 ENZYMES AND REGULATORY PROTEINS IN TRYPTAMINE METABOLISM Non-Final OA CB Therapeutics, Inc.

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