Prosecution Insights
Last updated: April 19, 2026

Examiner: BROOKS, CLINTON A

Tech Center 1600 • Art Units: 1621 1622 1671

This examiner grants 68% of resolved cases

Performance Statistics

67.6%
Allow Rate
+7.6% vs TC avg
974
Total Applications
+19.9%
Interview Lift
1077
Avg Prosecution Days
Based on 967 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
19.1%
§102 Novelty
42.5%
§103 Obviousness
16.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18010033 CRYSTALS OF 3-HYDROXYPROPIONATE AND PROCESS OF RECOVERING 3-HYDROXYPROPIONIC ACID Final Rejection LG CHEM, LTD.
18005593 SYSTEM AND METHOD FOR PRODUCTION OF MTBE Final Rejection SABIC GLOBAL TECHNOLOGIES B.V.
18031514 METHOD FOR STORING FLUORO-2-BUTENE Final Rejection Resonac Corporation
18029120 FERMENTATION PROCESS TO PRODUCE BIOACROLEIN AND BIOACRYLIC ACID Non-Final OA GENOMIUM, INC.
17914515 PREPARATION OF NEOSAXITOXIN Final Rejection THE CAWTHRON INSTITUTE TRUST BOARD

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