Prosecution Insights
Last updated: April 19, 2026

Examiner: JOHNSON, ALLISON MARIE

Tech Center 1600 • Art Units: 1638

This examiner grants 47% of resolved cases

Performance Statistics

46.9%
Allow Rate
-13.1% vs TC avg
70
Total Applications
+49.7%
Interview Lift
1595
Avg Prosecution Days
Based on 32 resolved cases, 2023–2026

Rejection Statute Breakdown

4.3%
§101 Eligibility
23.5%
§102 Novelty
32.5%
§103 Obviousness
34.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18749358 DIFFERENTIATION AND USE OF HUMAN MICROGLIA-LIKE CELLS FROM PLURIPOTENT STEM CELLS AND HEMATOPOIETIC PROGENITORS Non-Final OA THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
17629348 METHODS AND COMPOSITIONS FOR SEXING AND STERILIZATION IN DROSOPHILA SUZUKII AND AEDES AEGYPTI Non-Final OA The Regents of the University of California
17284396 COMPOSITIONS AND METHODS FOR MODIFYING REGULATORY T CELLS Non-Final OA The Regents of the University of California
17051089 De Novo Formation of the Biliary System by Hepatocyte Transdifferentiation Final Rejection THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
16489338 DIFFERENTIATION AND USE OF HUMAN MICROGLIA-LIKE CELLS FROM PLURIPOTENT STEM CELLS AND HEMATOPOIETIC PROGENITORS Final Rejection THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
18211692 REPLICATION-COMPETENT VESICULAR STOMATITIS VIRUSES Non-Final OA Mayo Foundation for Medical Education and Research
18167517 COMPOSITIONS AND METHODS FOR SCREENING 4R TAU TARGETING AGENTS Non-Final OA Regeneron Pharmaceuticals, Inc.
17913477 NON-VIRAL DNA VECTORS AND USES THEREOF FOR EXPRESSING FACTOR IX THERAPEUTICS Non-Final OA Generation Bio Co.
17624347 PRIMING MEDIA AND METHODS FOR STEM CELL CULTURE AND THERAPY Non-Final OA Case Western Reserve University
17600799 METHODS AND COMPOSITIONS FOR CELL THERAPY Non-Final OA THE BRIGHAM AND WOMEN'S HOSPITAL, INC.
17825950 STEM CELL IMPREGNATED CORTICAL FIBERS Non-Final OA Zavation Medical Products, LLC
17796334 DNA Amplification Method Non-Final OA Oxford University Innovation Limited
18890594 COMPOSITIONS AND METHODS FOR THERAPEUTIC DELIVERY Non-Final OA GenVivo, Inc.
17604916 TREHALOSE-CONTAINING LIQUID FOR MAMMALIAN CELL PRESERVATION Non-Final OA OTSUKA PHARMACEUTICAL FACTORY, INC.
17276983 COMPOSITIONS AND METHODS FOR DELIVERY OF NUCLEIC ACIDS Non-Final OA ModernaTX, Inc.
17865881 Therapeutic Monocytic Lineage Cells Non-Final OA CREATIVE MEDICAL TECHNOLOGIES, INC.
17614521 COMPOSITIONS AND METHODS FOR THYMIC REGENERATION AND T-CELL RECONSTITUTION Final Rejection Angiocrine Bioscience, Inc.
17684405 METHODS AND COMPOSITIONS FOR THE DELIVERY OF MODIFIED LYMPHOCYTES AND/OR RETROVIRAL PARTICLES Non-Final OA Exuma Biotech Corp.
17625290 DIFFERENTIAL KNOCKOUT OF A HETEROZYGOUS ALLELE OF RPE65 Final Rejection EmendoBio Inc.
17604360 CYBB LENTIVIRAL VECTOR, LENTIVIRAL VECTOR-TRANSDUCED STEM CELL, AND PREPARATION METHOD AND APPLICATION THEREOF Final Rejection BEIJING MEIKANG GENO-IMMUNE BIOTECHNOLOGY CO., LTD.
17601542 The Treatment of Protein Aggregation Diseases Final Rejection Pharmakure Limited
17600480 OPERATION PROCESS FOR A CELL CULTIVATION SYSTEM Non-Final OA THE AUTOMATION PARTNERSHIP (CAMBRIDGE ) LTD.
17050397 METHOD FOR THE PRODUCTION OF CELLULAR PARTICULATE WITH ANTITUMOR ACTIVITY Non-Final OA EIR BIOTHERAPIES SRL
17056368 SPLICE MODULATING OLIGONUCLEOTIDES TARGETING RECEPTOR FOR ADVANCED GLYCATION END PRODUCTS AND METHODS OF USE Non-Final OA LifeSplice Pharma LLC

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