Prosecution Insights
Last updated: October 01, 2026

Examiner: KOMATSU, LI N

Tech Center 1600 • Art Units: 1654 1658 1676

This examiner grants 60% of resolved cases

Analysis

Li N Komatsu examines cases in Art Unit 1654 of Tech Center 1600. The examiner has a total of 677 resolved cases, which is a volume for statistical analysis. The allowance rate is 59.8%, meaning that a majority of the applications reach allowance. This rate of 59.8% provides a baseline for the likelihood of success when navigating the examination process with this examiner.

The interview lift is 71.1%, which is a higher percentage than the 59.8% allowance rate. This indicates that conducting an interview is an effective strategy for advancing an application toward grant. The median days to allowance is 967. For practitioners, the combination of 677 resolved cases and a 71.1% interview lift suggests that active communication is a key component of successful prosecution within the 967-day median timeframe in Art Unit 1654.

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

Performance Statistics

59.8%
Allow Rate
At TC average
736
Total Applications
+71.1%
Interview Lift
967
Avg Prosecution Days
Based on 677 resolved cases, 2023–2026

Rejection Statute Breakdown

5.8%
§101 Eligibility
13.2%
§102 Novelty
30.6%
§103 Obviousness
28.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19422266 HYDROXYPROLINE-FREE HYDROLYZED COLLAGEN PEPTIDES AND METHODS OF MAKING AND USING THE SAME Non-Final OA Rochal Technologies, LLC
18570390 Rippled Antiparallel Cross-Beta Dimers and Related Materials, Compositions and Methods Non-Final OA The Regents of the University of California
17980961 METHODS OF DETECTING AND TREATING LUNG DAMAGE IN RESPIRATORY-RELATED VIRAL INFECTIONS Final Rejection The Regents of the University of California
17754712 COMPOSITIONS AND METHODS FOR TREATING LIBERIBACTER DISEASES AND OTHER BACTERIAL DISEASES Non-Final OA The Regents of the University of California
18258462 Therapeutic Peptide Formulations Final Rejection Eli Lilly and Company
18762553 SERINE PROTEINASE INHIBITORS: SERP-1 AND SERP-1 RCL-DERIVED PEPTIDES EFFECT ON MICROBIOME COMPOSITION AND USES THEREOF Final Rejection Arizona Board of Regents on Behalf of Arizona State University
17599211 USE OF CYCLO(HIS-PRO) (CHP) FOR PREVENTING, AMELIORATING, OR TREATING FIBROSIS Final Rejection SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION
17184400 FRACTURE TARGETED BONE REGENERATION THROUGH PARATHYROID HORMONE RECEPTOR STIMULATION Non-Final OA Purdue Research Foundation
17917790 COMPOSITIONS AND METHODS FOR TREATING AND PREVENTING LUNG DISEASE Final Rejection Arizona Board of Regents on Behalf of the University of Arizona
18555169 ERYTHROPOIETIN-DERIVED PEPTIDES FOR TREATING RELAPSING-REMITTING MULTIPLE SCLEROSIS Non-Final OA The United States Government as represented by the Department of Veterans Affairs
18574671 PEPTIDE HAVING ANTICANCER ACTIVITY, AND USE THEREOF Non-Final OA Korea University Research and Business Foundation
18004125 THERAPEUTIC NUCLEIC ACIDS, PEPTIDES AND USES II Non-Final OA IMPERIAL COLLEGE INNOVATIONS LIMITED
18456339 DELTA-LIKE NON-CANONICAL NOTCH LIGAND 1 ACTIVITY MODULATORS AND USES THEREOF Non-Final OA Fred Hutchinson Cancer Center
14004377 PEGYLATED APELIN AND USES THEREOF Non-Final OA GENZYME CORPORATION
18111511 THERAPEUTICALLY ACTIVE COMPOUNDS AND THEIR METHODS OF USE Non-Final OA Servier Pharmaceuticals LLC

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