Prosecution Insights
Last updated: May 29, 2026

Examiner: HASAN, KHALEDA B

Tech Center 1600 • Art Units: 1636

This examiner grants 59% of resolved cases

Performance Statistics

58.6%
Allow Rate
-1.4% vs TC avg
152
Total Applications
+49.3%
Interview Lift
1249
Avg Prosecution Days
Based on 128 resolved cases, 2023–2026

Rejection Statute Breakdown

1.5%
§101 Eligibility
7.4%
§102 Novelty
47.5%
§103 Obviousness
5.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17300668 METHODS AND COMPOSITIONS FOR EDITING NUCLEOTIDE SEQUENCES Non-Final OA Massachusetts Institute of Technology
19193454 ISOLATED IMMUNE CELL EXPRESSING A RECEPTOR, INTERLEUKIN-7, AND CHEMOKINE (C-C MOTIF) LIGAND 19 Final Rejection NOILE-IMMUNE BIOTECH, INC.
17047367 THERAPEUTIC MODULATION OF TUMOR SUPPRESSORS USING EXOSOMES Non-Final OA BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM
17287184 Genome Editing by Directed Non-Homologous DNA Insertion Using a Retroviral Integrase-Cas9 Fusion Protein Non-Final OA UNIVERSITY OF ROCHESTER
18449625 GENETICALLY MODIFIED PRIMARY CELLS FOR ALLOGENEIC CELL THERAPY Final Rejection Sana Biotechnology, Inc.
18053160 GENE THERAPY CONSTRUCTS AND METHODS OF USE Non-Final OA Amicus Therapeutics, Inc.
18006555 LIPID NANOPARTICLE COMPRISING MODIFIED NUCLEOTIDES Non-Final OA STRAND THERAPEUTICS INC.
17930705 SYSTEMS AND METHODS FOR DETECTING TUMOR DNA IN MAMMALIAN BLOOD Non-Final OA Gene Solutions Joint Stock Company
17701325 COMPOSITIONS AND METHODS FOR MODULATING APOLIPOPROTEIN B (APOB) GENE EXPRESSION Non-Final OA Omega Therapeutics, Inc.
16994283 USE OF INHIBITORS OF IL-36 PROTEOLYTIC PROCESSING FOR THE TREATMENT AND/OR REDUCTION OF INFLAMMATION Non-Final OA THE PROVOST, FILLOWS, FOUNDATIO SCHOLARS, & THE OTHER MEMBERS OF BOARD, OF THE COLLEGE OF THE HOLY

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