Prosecution Insights
Last updated: May 29, 2026

Examiner: WESTON, ALYSSA G

Tech Center 1600 • Art Units: 1633 1653 1699

This examiner grants 63% of resolved cases

Performance Statistics

63.0%
Allow Rate
+3.0% vs TC avg
166
Total Applications
+49.7%
Interview Lift
1268
Avg Prosecution Days
Based on 100 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
44.1%
§102 Novelty
34.3%
§103 Obviousness
3.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18382626 CD47 COMPOSITIONS AND METHODS FOR THE TREATMENT OF DEGENERATIVE OCULAR DISEASES Non-Final OA President and Fellows of Harvard College
18658077 METHODS OF TREATING MITOCHONDRIAL DISORDERS Non-Final OA The Regents of the University of California
17440116 AUGMENTATION OF T-CELL ACTIVATION BY OSCILLATORY FORCES AND ENGINEERED ANTIGEN-PRESENTING CELLS Non-Final OA THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
17047975 COMPOSITIONS AND METHODS FOR CYTOTOXIC CD4+ T CELLS Non-Final OA The Regents of the University of California
18029750 METHODS FOR IDENTIFYING MODULATORS OF NATURAL KILLER CELL INTERACTIONS Non-Final OA The Johns Hopkins University
17784935 ENGINEERED IMMUNE CELLS WITH REDUCED TOXICITY AND USES THEREOF Final Rejection The General Hospital Corporation
17760245 CYTOTOXIC T CELLS DERIVED FROM HUMAN T CELL-DERIVED IPS CELLS Non-Final OA THE UNIVERSITY OF TOKYO
17928674 COMPOSITIONS AND METHODS FOR INHIBITION OF LINEAGE SPECIFIC ANTIGENS USING CRISPR-BASED BASE EDITOR SYSTEMS Non-Final OA The Trustees of Columbia University in the City of New York
18660178 METHODS FOR THE LONG-TERM EXPANSION OF GRANULOCYTE-MACROPHAGE PROGENITORS AND APPLICATIONS THEREOF Non-Final OA UNIVERSITY OF SOUTHERN CALIFORNIA
18276416 GENERATION OF INDUCED PLURIPOTENT STEM CELL LINES FROM HUMAN PATIENTS WITH MUTATIONS IN THE GLUCOKINASE GENE Non-Final OA Qatar Foundation for Education, Science and Community Development
18626460 RECRUITMENT METHODS AND COMPOUNDS, COMPOSITIONS AND SYSTEMS FOR RECRUITMENT Non-Final OA Pairwise Plants Services, Inc.
17759271 BI-SPECIFIC CHIMERIC ANTIGEN RECEPTOR T CELLS TARGETING CD83 AND INTERLEUKIN 6 RECEPTOR Final Rejection H. LEE MOFFITT CANCER CENTER AND RESEARCH INSTITUTE, INC.
18517525 SEPARATION DEVICE AND METHOD FOR SEPARATING TO-BE-SEPARATED MATERIAL USING SAME Non-Final OA NISSAN CHEMICAL CORPORATION
18748469 OSTEOGENIC COMPOSITIONS AND METHODS OF MAKING THE SAME Non-Final OA Alphatec Spine, Inc.
18565425 DUAL-LAYER CULTURE SUBSTRATE Non-Final OA WASEDA UNIVERSITY
17774088 GENERATION OF CHIMERIC ANTIGEN RECEPTOR MODIFIED T CELLS FROM STEM CELLS AND THERAPEUTIC USES THEREOF Final Rejection City of Hope
17176422 APPARATUS FOR SEPARATING THE CELLULAR AND LIQUID PORTIONS OF A WHOLE BLOOD SAMPLE Final Rejection UNIVERSITY OF MARYLAND, BALTIMORE COUNTY
18517066 METHOD FOR INDUCING AND DETECTING SOLUBLE LOX-1 (sLOX-1) IN CULTURED BLOOD CLOTS Non-Final OA GEORGE MASON UNIVERSITY
18252627 CULTURED ADIPOSE TISSUE Non-Final OA Trustees of Tufts College
18571568 METHOD FOR PRODUCING MULTINUCLEATED MEGAKARYOCYTE WITH ENHANCED PLATELET PRODUCTION CAPABILITY, METHOD FOR PRODUCING PLATELETS, METHOD FOR PRODUCING PLATELET PREPARATION, AND METHOD FOR PRODUCING BLOOD PREPARATION Non-Final OA Megakaryon Corporation
17915802 Cell Non-Final OA AUTOLUS LIMITED
18513435 PROTEIN-FREE SEMEN CRYOPRESERVATION Final Rejection University of Saskatchewan
18037478 EXTRACELLULAR VESICLES DERIVED FROM CARDIOSPHERE-DERIVED CELLS AS ANTI-SHOCK THERAPEUTICS Non-Final OA Tiffani C. Chance
17912480 ISCHEMIC HEART DISEASE ANIMAL MODEL USING 3-DIMENSIONAL BIOPRINTED OCCLUDE, AND MANUFACTURING METHOD THEREFOR Non-Final OA INDUSTRY FOUNDATION OF CHONNAM NATIONAL UNIVERSITY
17758960 METHODS AND COMPOSITIONS FOR STIMULATION OF CHIMERIC ANTIGEN RECEPTOR T CELLS WITH HAPTEN LABELLED CELLS Final Rejection Seattle Children's Hospital (dba Seattle Children's Research Institute)
18356949 ENHANCEMENT OF ADOPTIVE CELL TRANSFER Non-Final OA cellvie Inc.
17012748 ENGINEERING OF IMMUNE CELLS FOR EX VIVO CELL THERAPY APPLICATIONS Non-Final OA Avectas Limited
18254549 GENERATION OF NEURAL PROGENITOR CELLS FROM EMBRYONIC STEM CELLS OR INDUCED PLURIPOTENT STEM CELLS Final Rejection Shanghai Hopstem Biomedicine Co., Ltd.
18038207 METHODS FOR PRODUCING MATURE CHONDROCYTES AND COMPOSITION CONTAINING MATURE CHONDROCYTES Non-Final OA REGENESIS SCIENCE CO., LTD.
18320900 AN ENGINEERED TWO-PART CELLULAR DEVICE FOR DISCOVERY AND CHARACTERISATION OF T-CELL RECEPTOR INTERACTION WITH COGNATE ANTIGEN Non-Final OA Genovie AB

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