Prosecution Insights
Last updated: August 17, 2026

Examiner: KOROTCHKINA, LIOUBOV G

Tech Center 1700 • Art Units: 1653 1796

This examiner grants 28% of resolved cases

Performance Statistics

27.6%
Allow Rate
-37.4% vs TC avg
112
Total Applications
+64.7%
Interview Lift
1357
Avg Prosecution Days
Based on 58 resolved cases, 2023–2026

Rejection Statute Breakdown

4.1%
§101 Eligibility
10.9%
§102 Novelty
45.1%
§103 Obviousness
29.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17605919 BETA-AMYLASE VARIANTS Non-Final OA BASF SE
18185820 METHODS FOR THE BIOCATALYTIC PRODUCTION OF ACETALDEHYDE Non-Final OA University of Kansas
18708179 NOVEL STRAIN OF SCHIZOCHYTRIUM SP. WITH EASY INTRACELLULAR OIL EXTRACTION AND A METHOD FOR PRODUCING OIL CONTAINING OMEGA-3 USING SAME Non-Final OA CJ CheilJedang Corporation
17617466 COSMETIC COMPOSITION COMPRISING A COMBINATION OF AT LEAST ONE OLIGOSACCHARIDE AND/OR POLYSACCHARIDE COMBINED WITH A MANNOSE MONOSACCHARIDE, AND USE THEREOF IN MAINTAINING THE BALANCE OF THE BACTERIAL SKIN FLORA Non-Final OA L'OREAL
17617567 GEL COMPOSITION COMPRISING VIABLE MICROORGANISMS Final Rejection L'Oreal S.A.
17612816 COMPOSITION FOR TREATMENT, ALLEVIATION OR PROPHYLAXIS OF ACNE Final Rejection L'Oreal S.A.
17793009 4-UREIDO-5-CARBOXYL-IMIDAZOLE-AMIDE HYDROLASE AND USE THEREOF Non-Final OA TIANJIN UNIVERSITY

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