Prosecution Insights
Last updated: April 19, 2026

Examiner: HUYNH, PHUONG N

Tech Center 1600 • Art Units: 1641 1644

This examiner grants 66% of resolved cases

Performance Statistics

65.7%
Allow Rate
+5.7% vs TC avg
1383
Total Applications
+53.7%
Interview Lift
1195
Avg Prosecution Days
Based on 1318 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
17.5%
§102 Novelty
29.5%
§103 Obviousness
29.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18210604 ASSEMBLY OF BISPECIFIC ANTIBODIES Final Rejection Genentech, Inc.
18629314 COMPOSITIONS AND METHODS FOR SELECTIVE PROTEIN DEGRADATION Non-Final OA Novartis AG
18178886 SPECIFIC SITES FOR MODIFYING ANTIBODIES TO MAKE IMMUNOCONJUGATES Final Rejection Novartis AG
18022685 PHARMACEUTICAL FORMULATION Non-Final OA AMGEN INC.
17641736 Purification Method for Bispecific antigen-binding Polypeptides with Enhanced Protein L Capture Dynamic Binding Capacity Non-Final OA AMGEN INC.
18499759 TRIFAB-CONTORSBODY Final Rejection Hoffmann-La Roche Inc.
17507511 ACTIVATABLE THERAPEUTIC MULTISPECIFIC POLYPEPTIDES WITH EXTENDED HALF-LIFE Final Rejection Hoffmann-La Roche Inc.
17507029 THERAPEUTIC MULTISPECIFIC POLYPEPTIDES ACTIVATED BY POLYPEPTIDE CHAIN EXCHANGE Final Rejection Hoffmann-La Roche Inc.
17335702 AFFINITY CHROMATOGRAPHY PURIFICATION WITH LOW CONDUCTIVITY WASH BUFFER Final Rejection Hoffmann-La Roche Inc.
18482448 ANTI-PTCRA ANTIBODY-DRUG CONJUGATES AND USES THEREOF Non-Final OA REGENERON PHARMACEUTICALS, INC.
17961761 NANOPARTICLE IMMUNOCONJUGATES Non-Final OA The Curators of the University of Missouri
18295822 STABILIZED ACE2 VARIANT, ACE2-FC FUSION PROTEIN USING SAME, AND METHOD FOR PREVENTING OR TREATING COVID-19 Non-Final OA IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)
19098785 ANTI-MUC1* ANTIBODY DRUG COMPLEXES AND USES THEREOF Non-Final OA Minerva Biotechnologies Corporation
19002112 DIMERIC ANTIBODIES AND THEIR METHODS OF MANUFACTURE Final Rejection Medicovestor, Inc.
17906792 In vivo targeting of CD4+-T cells for mRNA therapeutics Non-Final OA THE TRUSTEES OF THE UNIVERSITY OF PENNSYLVANIA
17533071 RAPID PRODUCTION OF BISPECIFIC ANTIBODIES FROM OFF-THE-SHELF IGGS WITH HIGH YIELD AND PURITY Final Rejection THE TRUSTEES OF THE UNIVERSITY OF PENNSYLVANIA
17917523 TARGETED REDUCTION OF ACTIVATED IMMUNE CELLS Non-Final OA The United States Government as represented by the Department of Veterans Affairs
18182093 ANTIBODY DRUG CONJUGATES (ADCS) HAVING ENZYMATICALLY CLEAVABLE GROUPS Non-Final OA Bayer Aktiengesellschaft
18653316 INTRACELLULAR DELIVERY COMPOSITIONS Final Rejection Biond Biologics Ltd.
17301599 ANTIBODIES AND CONJUGATES THEREOF Final Rejection KODIAK SCIENCES INC.
17908882 ANTIBODIES COMPRISING SITE-SPECIFIC GLUTAMINE TAGS, METHODS OF THEIR PREPARATION AND METHODS OF THEIR USE Final Rejection SUTRO BIOPHARMA, INC.
17727395 ANTIBODIES COMPRISING MULTIPLE SITE-SPECIFIC NON-NATURAL AMINO ACID RESIDUES, METHODS OF THEIR PREPARATION AND METHODS OF THEIR USE Non-Final OA SUTRO BIOPHARMA, INC.
18612960 Bispecific Asymmetric Heterodimers Comprising Anti-CD3 Constructs Non-Final OA ZYMEWORKS BC INC.
18443821 METHODS AND COMPOSITIONS FOR TREATING AMYOTROPHIC LATERAL SCLEROSIS Non-Final OA Amylyx Pharmaceuticals, Inc.
18490804 MULTISPECIFIC NKp46 BINDING PROTEINS Non-Final OA INNATE PHARMA
18028420 THERAPEUTIC USE, FOR NEURODEGENERATIVE DISEASES, OF TRIPLE AGONIST HAVING ACTIVITY WITH RESPECT TO ALL OF GLUCAGON, GLP-1, AND GIP RECEPTORS, OR CONJUGATE THEREOF Non-Final OA HANMI PHARM. CO., LTD.
17939736 PRODUCTION OF HETERODIMERIC PROTEINS Final Rejection Genmab A/S
18463715 LINKERS, CONJUGATES AND APPLICATIONS THEREOF Non-Final OA GENEQUANTUM HEALTHCARE (SUZHOU) CO., LTD.
17907659 MULTISPECIFIC ANTIBODY AND METHOD FOR PRODUCING SAME Non-Final OA University Public Corporation Osaka
17931258 BISPECIFIC CAR T-CELLS FOR SOLID TUMOR TARGETING Non-Final OA Seattle Children's Hospital (dba Seattle Children's Research Institute)

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