Prosecution Insights
Last updated: October 02, 2026

Examiner: BOWLES, DAVID PAUL

Tech Center 1600 • Art Units: 1617 1632 1653 1654 1656

This examiner grants 73% of resolved cases

Analysis

David Paul Bowles is an examiner in Tech Center 1600 and Art Unit 1617. The examiner has 44 resolved cases on record. The data shows an allowance rate of 72.7% for these applications. This 72.7% allowance rate provides a metric for the frequency of successful outcomes. The median days to allowance is 1284, which establishes a timeframe for the duration of the examination process from filing to the final grant.

The profile also includes an interview lift of 22.4%. This lift indicates that conducting an interview with the examiner correlates with a change in the likelihood of success. For practitioners, the 22.4% lift suggests that direct communication is a useful strategy for addressing rejections. With 44 resolved cases, the examiner's history provides a basis for these observations. The 1284-day median to allowance remains a key consideration for managing client expectations and prosecution resources in Art Unit 1617.

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

Performance Statistics

72.7%
Allow Rate
+12.7% vs TC avg
86
Total Applications
+22.4%
Interview Lift
1284
Avg Prosecution Days
Based on 44 resolved cases, 2023–2026

Rejection Statute Breakdown

2.3%
§101 Eligibility
15.1%
§102 Novelty
27.4%
§103 Obviousness
36.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18708508 Wild Boar Cathelicidin Peptide Variants and Vectors Encoding the Same for Uses in Managing Coronavirus Infections Non-Final OA Georgia Tech Research Corporation
18287588 NANOPARTICLES FOR ANTIGEN-SPECIFIC CELL PROGRAMMING AND USES THEREOF Non-Final OA Georgia Tech Research Corporation
19328859 ANTIMICROBIAL HYDROLYZED COLLAGEN WITH POLYLYSINE AND METHODS OF USING THE SAME Non-Final OA Rochal Technologies, LLC
17759767 NANOMATERIALS FOR TARGETED TREATMENT OF PULMONARY TISSUE Non-Final OA The University of North Carolina at Chapel Hill
18024871 METHODS OF USING POLYMERIZED HUMAN SERUM ALBUMIN Non-Final OA THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
18288910 RECOMBINANT AAVS FOR DELIVERY TO CENTRAL NERVOUS SYSTEM AND BRAIN VASCULATURE Non-Final OA California Institute of Technology
18251133 ANTIGEN BINDING DOMAIN WITH REDUCED CLIPPING RATE Non-Final OA AMGEN RESEARCH (MUNICH) GMBH
17997252 LONG-ACTING GLP-1 AND GLUCAGON RECEPTOR DUAL AGONIST Non-Final OA DONG-A ST CO., LTD.
17923394 ABERRANT POST-TRANSLATIONAL MODIFICATIONS (PTMS) IN METHYL- AND PROPIONIC ACIDEMIA AND A MUTANT SIRTUIN (SIRT) TO METABOLIZE PTMS Non-Final OA The U.S.A., as represented by the Secretary, Department of Health and Human Services
18256628 MACROPHAGE ACTIVATOR Final Rejection SAISEI PHARMA CO., LTD.
18040398 TOPICAL AND PARENTERAL USE AND ADMINISTRATION OF SELF-ASSEMBLING AMPHIPHILIC PEPTIDE HYDROGELS Final Rejection GEL4MED, INC.

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