Prosecution Insights
Last updated: April 19, 2026

Examiner: SWARTWOUT, BRIANNA KENDALL

Tech Center 1600 • Art Units: 1644

This examiner grants 47% of resolved cases

Performance Statistics

46.8%
Allow Rate
-13.2% vs TC avg
96
Total Applications
+66.1%
Interview Lift
1337
Avg Prosecution Days
Based on 62 resolved cases, 2023–2026

Rejection Statute Breakdown

4.2%
§101 Eligibility
16.4%
§102 Novelty
22.3%
§103 Obviousness
30.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17262962 PHARMACEUTICAL FORMULATIONS OF MASKED ANTIBODIES Non-Final OA AMGEN INC.
18319245 MULTISPECIFIC ANTIGEN BINDING MOLECULES THAT BIND CD38 AND 4-1BB, AND USES THEREOF Non-Final OA Regeneron Pharmaceuticals, Inc.
17904562 ANTIBODY FRAGMENTS CONJUGATED TO PEG-PLGA NANOPARTICLES IMPROVE IMMUNOTHERAPY AGAINST CANCER CELLS Non-Final OA The Board of Trustees of the Leland Stanford Junior University
18034669 DUAL TARGETING CHIMERIC ANTIGEN RECEPTORS Non-Final OA The University of North Carolina at Chapel Hill
17467574 CD4 T cells provide antibody access to immunoprivileged tissue Final Rejection YALE UNIVERSITY
17444778 USE OF BMMF1 REP PROTEIN AS A BIOMARKER FOR BREAST CANCER Non-Final OA DEUTSCHES KREBSFORSCHUNGSZENTRUM STIFTUNG DES OFFENTLICHEN RECHTS
18607961 METHODS AND COMPOSITIONS RELATING TO HIGH-THROUGHPUT MODELS FOR ANTIBODY DISCOVERY AND/OR OPTIMIZATION Non-Final OA THE CHILDREN'S MEDICAL CENTER CORPORATION
17919109 ANTIBODY CONSTRUCTS BINDING 4-1BB AND FOLATE RECEPTOR ALPHA AND USES THEREOF Non-Final OA Zymeworks BC Inc.
18018471 ANTI-PD-1 ANTIBODY PHARMACEUTICAL COMPOSITION AND USE THEREOF Non-Final OA SHANGHAI HENGRUI PHARMACEUTICAL CO., LTD.
17269246 ANTIGEN-BINDING PROTEINS TARGETING SHARED ANTIGENS Final Rejection Gritstone bio, Inc.
18018687 ARMED NK CELLS FOR UNIVERSAL CELL THERAPY Non-Final OA ICM (Institut De Cancerologie De Montpellier)
18004007 ANTI-B7H4 ANTIBODY, AND BISPECIFIC ANTIBODY AND USE THEREOF Non-Final OA NONA BIOSCIENCES (SUZHOU) CO.,LTD.
17924161 Anti-B7H3 Antibodies for the Treatment of Cancer Non-Final OA Y-mAbs Therapeutics, Inc.
17255228 COMPLEMENT INHIBITORS AND USES THEREOF Non-Final OA Universität Ulm

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