Prosecution Insights
Last updated: April 19, 2026

Examiner: SINGH, PREM C

Tech Center 1700 • Art Units: 1771 1797

This examiner grants 59% of resolved cases

Performance Statistics

59.0%
Allow Rate
-6.0% vs TC avg
360
Total Applications
+33.1%
Interview Lift
1502
Avg Prosecution Days
Based on 356 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
8.2%
§102 Novelty
70.1%
§103 Obviousness
9.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18694147 OLEFIN PRODUCTION METHOD Non-Final OA SUMITOMO CHEMICAL COMPANY, LIMITED
18109444 METHOD FOR PREPARING ALKYL CARBOXYLIC ACID ESTER AND APPARATUS FOR PREPARING ALKYL CARBOXYLIC ACID ESTER Non-Final OA GS CALTEX CORPORATION

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