Prosecution Insights
Last updated: April 19, 2026

Examiner: KALLIS, RUSSELL

Tech Center 1600 • Art Units: 1638 1663

This examiner grants 87% of resolved cases

Performance Statistics

87.0%
Allow Rate
+27.0% vs TC avg
1166
Total Applications
+7.8%
Interview Lift
915
Avg Prosecution Days
Based on 1153 resolved cases, 2023–2026

Rejection Statute Breakdown

5.3%
§101 Eligibility
20.1%
§102 Novelty
13.0%
§103 Obviousness
50.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18505449 TOBACCO PLANTS EXHIBITING ALTERED PHOTOSYNTHESIS AND METHODS OF MAKING AND USING Non-Final OA ALTRIA CLIENT SERVICES LLC
17781797 Compositions and Methods for Producing Tobacco Plants and Products Having Altered Alkaloid Levels Final Rejection ALTRIA CLIENT SERVICES LLC
18465634 ALTERATION OF TOBACCO ALKALOID CONTENT THROUGH MODIFICATION OF SPECIFIC CYTOCHROME P450 GENES Non-Final OA University of Kentucky Research Foundation
17995483 METHODS AND COMPOSITIONS FOR INCREASING RESISTANCE TO EAR ROT AND STEM ROT DISEASE IN MAIZE Non-Final OA Pairwise Plants Services, Inc.
17995675 METHOD Final Rejection BRITISH AMERICAN TOBACCO (INVESTMENTS) LIMITED
18543986 GRAPEVINES AND RELATED METHODS OF PRODUCTION AND USE Non-Final OA E. & J. Gallo Winery
18475792 HIGH PRODUCTIVITY ALGAL MUTANTS HAVING REDUCED PHOTOSYNTHETIC ANTENNA Non-Final OA PHYKION INC.
18179035 COMPOSITIONS AND METHODS FOR MAKING (R)-RETICULINE AND PRECURSORS THEREOF Non-Final OA Antheia, Inc.
18084462 BREEDING WITH CANNABIS VARIETIES Non-Final OA Biotech Institute, LLC

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