Prosecution Insights
Last updated: April 19, 2026

Examiner: LEE, YIE CHIA

Tech Center 1600 • Art Units: 1642 1671

This examiner grants 70% of resolved cases

Performance Statistics

70.0%
Allow Rate
+10.0% vs TC avg
57
Total Applications
+47.5%
Interview Lift
1423
Avg Prosecution Days
Based on 20 resolved cases, 2023–2026

Rejection Statute Breakdown

3.6%
§101 Eligibility
11.2%
§102 Novelty
29.4%
§103 Obviousness
35.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18271206 MODULATION OF CD46 CELL SURFACE MARKER IN BOTH ANDROGEN RECEPTOR-POSITIVE AND NEGATIVE CANCER CELLS Non-Final OA The Regents of the University of California
17820418 CROSS-REACTIVE ANTIBODIES AND USES THEREOF Final Rejection VANDERBILT UNIVERSITY
18255094 COMBINATIONS OF SMALL MOLECULE DRUG CONJUGATE AND CAR-EXPRESSING CYTOTOXIC LYMPHOCYTES AND METHODS OF TREATING CANCER USING THE SAME Non-Final OA PURDUE RESEARCH FOUNDATION
17780389 ANTIBODIES AGAINST PD-L1 AND METHODS OF USE THEREOF Non-Final OA Dana-Farber Cancer Institute, Inc.
18548481 TARGETING T REGULATORY CELLS TO ISLET CELLS TO STALL OR REVERSE TYPE 1 DIABETES Non-Final OA THE TRUSTEES OF THE UNIVERSITY OF PENNSYLVANIA
18284413 CAR T CELL THERAPY AND IFN GAMMA Non-Final OA CITY OF HOPE
18284952 THERAPEUTIC INHIBITORS OF GDF15 SIGNALLING Non-Final OA KYMAB LIMITED
18272020 MULTISPECIFIC ANTIBODY BINDING TO ActRIIA, ActRIIB, AND Fn14 Non-Final OA Astellas Pharma Inc.
18257872 METHOD FOR TREATING SJOGREN'S SYNDROME USING TACI-FC FUSION PROTEIN Non-Final OA REMEGEN CO., LTD
18284275 FUSION PROTEINS AND USES THEREOF Non-Final OA Legend Biotech USA Inc.
18368516 CHIMERIC ANTIGEN RECEPTOR AND CELL INCLUDING CHIMERIC ANTIGEN RECEPTOR Non-Final OA ARCE THERAPEUTICS, INC.
18367728 METHODS OF PRODUCING MIXED CHIMERISM AFTER A SOLID ORGAN TRANSPLANT Non-Final OA MEDEOR THERAPEUTICS, INC.
18550006 METHODS OF ENHANCING DIVERSITY OF HLA HAPLOTYPE EXPRESSION IN TUMORS TO BROADEN TUMOR CELL SUSCEPTIBILITY TO TCR-T THERAPY Non-Final OA T-Cure Bioscience, Inc.
17635490 MULTIMERIC BISPECIFIC ANTI-CD123 BINDING MOLECULES AND USES THEREOF Non-Final OA IGM Biosciences, Inc.
18278639 CO-EXPRESSED CXCR2 AND T CELLS OF STAR SPECIFIC TO GPC3, AND USE THEREOF Non-Final OA (SHANGHAI ICELL BIOTECHNOLOGY CO., LTD.)
18362511 BISPECIFIC ANTIBODIES AGAINST CEACAM5 AND CD47 Non-Final OA LamKap Bio Beta Ltd
18260214 ANTI-PD-1/CD47 BISPECIFIC ANTIBODY AND USE THEREOF Non-Final OA ABVISION, INC.
18306927 COMPOSITIONS AND METHODS FOR THE TREATMENT OF CANCER USING NEXT GENERATION ENGINEERED T CELL THERAPY Non-Final OA PACT PHARMA, INC.
17912789 HIGH-AFFINITY TCR FOR RECOGNIZING AFP ANTIGEN Non-Final OA XLIFESC, LTD.
17640598 ANTI-STEAP1 ANTIBODIES AND USES THEREOF Final Rejection MEMORIAL SLOAN KETTERING CANCER CENTER
18250156 CHIMERIC ACTIVATION RECEPTORS Non-Final OA Lyell Immunopharma, Inc.
18043675 ANTI ABCC1 ANTIBODIES AND USES THEREOF Non-Final OA William Robert Arathoon living Trust Dated August 29, 2016
18042927 NUCLEIC ACID CONSTRUCTS FOR EXPRESSING POLYPEPTIDES IN CELLS Non-Final OA QUELL THERAPEUTICS LIMITED
18005833 ANTIBODIES AGAINST LEFTY PROTEINS Non-Final OA Onena Medicines, S.L.
17769544 OX40/PD-L1 BISPECIFIC ANTIBODY Non-Final OA JIANGSU ALPHAMAB BIOPHARMACEUTICALS CO., LTD.
17907375 MONOCLONAL ANTIBODIES TARGETING HSP70 AND THERAPEUTIC USES THEREOF Non-Final OA Asylia Therapeutics
17911678 A TARGETING MODULE COMPRISING PD-L1 AND/OR PD-L2 FOR USE IN A METHOD FOR STIMULATING A CHIMERIC ANTIGEN RECEPTOR MEDIATED IMMUNE RESPONSE IN A MAMMAL Final Rejection AvenCell Europe GmbH
17639237 ENGINEERED HUMAN IMMUNE CELLS, PREPARATION METHOD AND APPLICATION THEREOF Final Rejection ZHAOTAI IMMUGENE BIOMEDICINE (HONG KONG) LIMITED
17631170 METHODS FOR TREATING SOLID TUMORS Non-Final OA Breakbio Corp.

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