Prosecution Insights
Last updated: May 29, 2026

Examiner: KOLKER, DANIEL E

Tech Center 1600 • Art Units: 1644 1645 1649

This examiner grants 50% of resolved cases

Performance Statistics

49.8%
Allow Rate
-10.2% vs TC avg
278
Total Applications
+64.1%
Interview Lift
1410
Avg Prosecution Days
Based on 243 resolved cases, 2023–2026

Rejection Statute Breakdown

1.3%
§101 Eligibility
18.6%
§102 Novelty
42.0%
§103 Obviousness
13.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17614865 AN IMMUNOGENIC SEROTYPE 35B PNEUMOCOCCAL POLYSACCHARIDE-PROTEIN CONJUGATE AND CONJUGATION PROCESS FOR MAKING THE SAME Final Rejection Merck Sharp & Dohme LLC
18291827 MICROORGANISM HAVING WEAKENED ACTIVITY OF LACI FAMILY DNA-BINDING TRANSCRIPTIONAL REGULATOR, AND L-GLUTAMIC ACID PRODUCTION METHOD USING SAME Non-Final OA CJ CheilJedang Corporation
18266472 METHODS AND MATERIALS FOR TREATING CANCER Non-Final OA Mayo Foundation for Medical Education and Research
19271861 GENETICALLY MODIFIED CELLS AND USES THEREOF Non-Final OA CARTHERICS PTY LTD
17632023 Identification and Elimination of HCMV-Infected Cells Non-Final OA Cambridge Enterprise Limited
18573131 HOUSEHOLD AND COMMERCIAL CLEANING ARTICLES WITH MORAXELLA SP. INHIBITING ACTIVITY Non-Final OA Carl Freudenberg KG
18276585 BACTERIAL BIO-CONTROL AGENTS FOR IMPROVING PLANTS' GROWTH, YIELD AND RESISTANCE TO PATHOGENS Non-Final OA THE STATE OF ISRAEL, MINISTRY OF AGRICULTURE & RURAL DEVELOPMENT, AGRICULTURAL RESEARCH ORGANIZATION
18184496 Biocontrol of Fusarium by Endophytic Fungi Non-Final OA Board of Trustees of Michigan State University
18661174 SUBUNIT VACCINE DELIVERY PLATFORM FOR ROBUST HUMORAL AND CELLULAR IMMUNE RESPONSES Non-Final OA CORNELL UNIVERSITY
17209712 ENGINEERED PHAGOCYTIC RECEPTOR COMPOSITIONS AND METHODS OF USE THEREOF Final Rejection CREATE Medicines, Inc.
17815729 THERAPEUTIC COMPOSITIONS CONTAINING BACTERIAL OUTER MEMBRANE VESICLES AND USES THEREOF Non-Final OA NUtech Ventures
17745770 PLASMA KALLIKREIN INHIBITORS AND USES THEREOF FOR TREATING HEREDITARY ANGIOEDEMA ATTACK Final Rejection Takeda Pharmaceutical Company Limited
18560020 COMPOSITIONS AND METHODS FOR TREATING DISEASE Non-Final OA MICROBA IP PTY LTD
17794085 Identification And Synthesis Of Drug Candidates Derived From Human Microbiome Metasecretome Proteins Non-Final OA ENTEROME S.A.
18270092 IMPROVED METHODS TO ENHANCE GASTROINTESTINAL HEALTH Non-Final OA ARBIOM SAS
17289519 COMBINATION TREATMENT WITH ANTI-CD123 ANTIBODY DRUG CONJUGATE AND PARP INHIBITOR Non-Final OA Health Research, Inc.
18251474 USE OF INTERLEUKIN-7 FOR THE TREATMENT OF CORONAVIRUS Non-Final OA NeoImmuneTech, Inc.
18296982 METHODS AND APPARATUSES FOR DETECTING RESPIRATORY INFECTIONS Non-Final OA ControlPoint Inc.
17843480 RECEPTORS PROVIDING TARGETED COSTIMULATION FOR ADOPTIVE CELL THERAPY Final Rejection INSTIL BIO (UK) LIMITED
18157027 RECEPTORS PROVIDING TARGETED COSTIMULATION FOR ADOPTIVE CELL THERAPY Non-Final OA Instil Bio, Inc.
17923142 SINGLE DOMAIN ANTIBODIES BINDING TO SARS-COV-2 SPIKE PROTEIN Non-Final OA THE ROSALIND FRANKLIN INSTITUTE
17812800 Methods for the Manufacture of Proteolytically Processed Polypeptides Non-Final OA IPSEN BIOINNOVATION LIMITED
17570524 COMPOSITIONS DERIVED FROM HUMAN AMNION CELLS & RELATED METHODS Final Rejection AXOLOTL BIOLOGIX, INC
17458206 USE OF APOPTOTIC CELLS EX VIVO TO GENERATE REGULATORY T CELLS Final Rejection Therakos Development Limited

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