Prosecution Insights
Last updated: August 18, 2026

Examiner: XU, QING

Tech Center 1600 • Art Units: 1653 1656

This examiner grants 51% of resolved cases

Performance Statistics

50.9%
Allow Rate
-9.1% vs TC avg
319
Total Applications
+54.8%
Interview Lift
1310
Avg Prosecution Days
Based on 287 resolved cases, 2023–2026

Rejection Statute Breakdown

6.5%
§101 Eligibility
15.8%
§102 Novelty
33.6%
§103 Obviousness
29.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18043568 HIGH THROUGHPUT, FLUORESCENCE-BASED ESTERASE ACTIVITY ASSAY FOR ASSESSING POLYSORBATE DEGRADATION RISK DURING BIOPHARMACEUTICAL DEVELOPMENT Non-Final OA GENENTECH, INC.
17780412 METHODS AND COMPOSITIONS FOR PROMOTING PLANT GROWTH AND ROOT NODULATION Non-Final OA BASF Corporation
17769626 MONOLAYER CELL PATCH IN AN EXTRACELLULAR MATRIX SCAFFOLD Non-Final OA Carnegie Mellon University
17421917 FERMENTATION BROTHS AND THEIR USE Final Rejection EVONIK OPERATIONS GMBH
18503854 BIOREMEDIATION USING CO-METABOLISM SUBSTRATES Final Rejection North Carolina State University
18628884 MICROBIAL COMPOSITIONS COMPRISING RUMEN MICROFLORA AND USES THEREOF Non-Final OA The State of Israel, Ministry of Agriculture & Rural Development, Agricultural Research Organization

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