Prosecution Insights
Last updated: May 29, 2026

Examiner: VAN BUREN, LAUREN K

Tech Center 1600 • Art Units: 1632 1638 1641 1651 1655

This examiner grants 39% of resolved cases

Performance Statistics

38.9%
Allow Rate
-21.1% vs TC avg
466
Total Applications
+57.3%
Interview Lift
1546
Avg Prosecution Days
Based on 411 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
2.2%
§102 Novelty
71.9%
§103 Obviousness
5.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18029354 METHOD FOR CRYOPRESERVING A PLURALITY OF CELL CLUSTERS OF BIOLOGICAL CELLS Non-Final OA Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e. V.
18018389 CELL CULTURE MEDIA AND METHODS OF MAKING AND USING THE SAME Non-Final OA AMGEN INC.
18284060 VENO-ARTERIAL VENOUS CROSS-CIRCULATION FOR EXTRACORPOREAL ORGAN SUPPORT Non-Final OA VANDERBILT UNIVERSITY
16422086 PATCH GRAFT COMPOSITIONS FOR CELL ENGRAFTMENT Final Rejection The University of North Carolina at Chapel Hill
18558065 STRING-LIKE AGGREGATES OF RETINAL PIGMENT EPITHELIAL CELLS, DEVICE AND PRODUCTION METHOD FOR PRODUCING SAME, AND THERAPEUTIC AGENT COMPRISING SAID STRING-LIKE AGGREGATES Non-Final OA RIKEN
18560000 Methods and Compositions for Extending Organ and Tissue Preservation Non-Final OA The General Hospital Corporation
19028696 COMPOSITIONS AND METHODS OF USE THEREOF FOR TREATING AND PREVENTING HALITOSIS Non-Final OA Imvela Corp.
18790185 COMPOSITIONS AND METHODS OF USE THEREOF FOR TREATING AND PREVENTING HALITOSIS Final Rejection Imvela Corp.
16089918 METHOD OF PRODUCING SUGAR LIQUID Non-Final OA Toray Industries, Inc.
18608371 PLACENTAL TISSUE PARTICULATE COMPOSITIONS AND METHODS OF USE Non-Final OA Musculoskeletal Transplant Foundation
17778333 PLACENTAL TISSUE PARTICULATE COMPOSITIONS AND METHODS OF USE Non-Final OA Musculoskeletal Transplant Foundation
18016978 PROPHYLACTIC AND/OR THERAPEUTIC AGENT FOR DIABETES Final Rejection OSAKA UNIVERSITY
17642809 HER3 PULSED DC1 THERAPY Final Rejection H. LEE MOFFITT CANCER CENTER AND RESEARCH INSTITUTE, INC.
18124110 METHODS AND COMPOSITIONS FOR INHIBITING ICE RECRYSTALLIZATION Final Rejection UNIVERSITY OF TENNESSEE RESEARCH FOUNDATION
18038088 DENSITY-ADJUSTED LIQUIDS AND METHODS USING SAME Non-Final OA STEMCELL TECHNOLOGIES CANADA INC.
18584293 IMMUNOCOMPATIBLE AMNIOTIC MEMBRANE PRODUCTS Non-Final OA OSIRIS THERAPEUTICS, INC.
18584350 IMMUNOCOMPATIBLE AMNIOTIC MEMBRANE PRODUCTS Final Rejection OSIRIS THERAPEUTICS, INC.
17440991 Enhanced Transfection Final Rejection The University of Nottingham
17291536 PROCESS FOR PRODUCING GENETICALLY ENGINEERED T CELLS Non-Final OA Juno Therapeutics, Inc.
18270924 CELLULAR MICROCOMPARTMENTS COMPRISING CELLS OF WHICH THE GENOMIC INTEGRITY IS MAINTAINED AFTER AMPLIFICATION AND PREPARATION METHOD Non-Final OA TREEFROG THERAPEUTICS
18060626 HISTAMINE-PRODUCING BACTERIAL STRAINS AND THEIR USE IN CANCER Non-Final OA BIOGAIA AB
18044955 AGENTS AND METHODS FOR TARGETED DELIVERY TO CELLS Non-Final OA BioNTech SE
18024839 BIOMIMETIC WOUND HEALING DEVICES AND RELATED METHODS OF TREATING DIABETIC WOUNDS Non-Final OA Protein Genomics Inc.
18024012 ENHANCED EXPANSION AND CYTOTOXICITY OF ENGINEERED NATURAL KILLER CELLS AND USES THEREOF Non-Final OA Nkarta, Inc.
18022159 COLLOIDAL SOLUTION FOR EX-VIVO LUNG PERFUSION AND STORAGE Final Rejection S.A.L.F. S.p.A. Laboratorio Farmacologico
18012904 CRYOPRESERVATION METHOD FOR ORGAN-ON-A-CHIP Non-Final OA MEPSGEN CO., LTD.
16634820 COMPOSITION FOR CRYOPRESERVATION, METHOD FOR PRODUCING CRYOPRESERVED MATERIAL, CELL PREPARATION, METHOD FOR PRODUCING CELL PREPARATION, AND KIT FOR CRYOPRESERVATION Final Rejection TWO CELLS Co., Ltd.
17088860 ICE-FREE VITRIFICATION AND NANO WARMING OF LARGE TISSUE SAMPLES Non-Final OA LifeNet Health
17998199 PLACENTA-DERIVED ADHERENT (PDA) STEM CELL FOR THE TREATMENT OF ADULTS WITH SARS-COV-2 RELATED ACUTE RESPIRATORY FAILURE AND ARDS (COVID-19) Non-Final OA Celularity Inc.
17915767 PHARMACEUTICAL COMPOSITION AND METHOD FOR INDUCING AN IMMUNE RESPONSE Non-Final OA R.G.C.C. Holdings AG

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