Prosecution Insights
Last updated: October 02, 2026

Examiner: EBBINGHAUS, BRIANA NOEL

Tech Center 1600 • Art Units: 1613 1632

This examiner grants 62% of resolved cases

Analysis

Briana Noel Ebbinghaus is an examiner in Tech Center 1600 and Art Unit 1613. She has 72 resolved cases with an allowance rate of 62.5 percent. The median days to allowance for these cases is 1435. This 1435-day duration is a key factor for applicants to consider when prosecuting the 72 resolved cases in this unit.

The interview lift is 62.7 percent, which is exceptionally high. This 62.7 percent lift suggests that interviews are almost essential for success, nearly doubling the effective success rate compared to the 62.5 percent baseline. Practitioners should prioritize direct engagement to navigate the 1435 median days to allowance in Art Unit 1613. The 72 resolved cases in Tech Center 1600 demonstrate that the 62.7 percent lift is a primary driver of favorable outcomes.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

61.6%
Allow Rate
+1.6% vs TC avg
119
Total Applications
+63.5%
Interview Lift
1427
Avg Prosecution Days
Based on 73 resolved cases, 2023–2026

Rejection Statute Breakdown

5.0%
§101 Eligibility
15.6%
§102 Novelty
33.6%
§103 Obviousness
33.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17054791 RAAV VECTORS ENCODING OF LYSOSOMAL BETA-GALACTOSIDASE (GLB1) AND CATHEPSIN A Final Rejection University of Massachusetts
17794166 TRANSPOSON SYSTEMS FOR GENOME EDITING Final Rejection The Regents of the University of California
17286276 COMPOSITIONS AND METHODS FOR DELIVERING TRANSGENES Final Rejection BAYER HEALTHCARE LLC
17920599 STEM CELL DERIVED SINGLE-ROSETTE BRAIN ORGANOIDS AND RELATED USES THEROF Non-Final OA The Regents of the University of Michigan
18007677 CORONAVIRUS VACCINE CONSTRUCTS AND METHODS OF MAKING AND USING SAME Non-Final OA Washington University
17429452 GENETICALLY MODIFIED GAMMA DELTA T CELLS AND METHODS OF MAKING AND USING Non-Final OA Regents of the University of Minnesota
19259714 HUMAN SPINAL CORD INJURY ORGANOIDS Non-Final OA Northwestern University
18735858 HUMAN SPINAL CORD INJURY ORGANOIDS Non-Final OA Northwestern University
18772579 SCALABLE BIOMANUFACTURING OF TUMOR ORGANOIDS Non-Final OA The Board of Trustees of The University of Alabama
18000414 LARGE-SCALE PRODUCTION OF EXOSOMES FROM PRIMED MESENCHYMAL STROMAL CELLS FOR CLINICAL USE Final Rejection BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM
17755881 NATURAL KILLER CELL IMMUNOTHERAPY FOR THE TREATMENT OF GLIOBLASTOMA AND OTHER CANCERS Non-Final OA BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM
17603329 CRISPR/CAS-BASED GENOME EDITING COMPOSITION FOR RESTORING DYSTROPHIN FUNCTION Final Rejection Duke University
17911953 USE OF EPHB4 AS A TARGET IN SCREENING DRUGS OR MODELS FOR INCREASING INSULIN SENSITIVITY Final Rejection Institute of Materia Medica, Chinese Academy of Medical Sciences
18031771 HEPATOCYTE-LIKE CELLS Final Rejection Sana Biotechnology, Inc.
18010667 SOMATIC STEM CELL-ACCUMULATED TISSUE CONSTRUCT AND DEVICE FOR PRODUCING THE SAME Final Rejection BIOTUBE CO., LTD.
17595220 ONCOLYTIC VIRUS WITH IMPROVED SAFETY AND ANTICANCER EFFECTS Non-Final OA BIONOXX INC.

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