Prosecution Insights
Last updated: April 19, 2026

Examiner: DOLETSKI, BLAINE G

Tech Center 1600 • Art Units: 1621 1622 1671 1672 1692

This examiner grants 76% of resolved cases

Performance Statistics

75.7%
Allow Rate
+15.7% vs TC avg
574
Total Applications
+7.2%
Interview Lift
802
Avg Prosecution Days
Based on 548 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
15.7%
§102 Novelty
41.1%
§103 Obviousness
26.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17983829 PRODRUGS OF ALPHA-KETOGLUTARATE, ALPHA-KETOBUTYRATE, ALPHA-KETOISOVALERATE, AND ALPHA-KETOISOHEXANOATE, AND USES THEREOF Non-Final OA The Regents of the University of California
17913447 PROCESS FOR INHIBITING THE UNDESIRED FREE-RADICAL POLYMERIZATION OF ACRYLIC ACID PRESENT IN A LIQUID PHASE P Final Rejection BASF SE
17967251 METHOD AND DEVICE FOR SEPARATION AND PURIFICATION OF GLYCOLIC ACID BY RECTIFICATION-CRYSTALLIZATION COUPLING PROCESS AND USE Non-Final OA China University of Petroleum (East China)
17227114 FUNCTIONALIZED METALS, SYNTHESES THEREOF, AND USES THEREOF Non-Final OA Honda Motor Co., Ltd.
17904113 PREPARATION METHOD OF ESTER COMPOUND Final Rejection HANWHA SOLUTIONS CORPORATION
18062246 ALCOHOL DERIVATIVES AS KV7 POTASSIUM CHANNEL OPENERS Final Rejection H. Lundbeck A/S
18709672 Polyol-Derived Compounds Final Rejection Arxada AG
18727107 METHOD FOR PRODUCING TEREPHTHALIC ACID AND TEREPHTHALIC ACID PRODUCED THEREFROM Non-Final OA SK CHEMICALS CO., LTD.
17999744 METHOD FOR RECOVERING MALONATE FROM A FERMENTATION BROTH Non-Final OA CARGILL, INCORPORATED
17260992 FUNCTIONALITY INDEPENDENT LABELING OF ORGANIC COMPOUNDS Non-Final OA ShanghaiTech University
18627105 SYNTHESIS OF BORONATE ESTER DERIVATIVES AND USES THEREOF Final Rejection Melinta Subsidiary Corp.
18052270 RECYCLED CONTENT TRIACETIN Final Rejection Eastman Chemical Company
17437294 REACTIVE SURFACTANTS Non-Final OA STEPAN COMPANY
17925541 METHOD FOR PRODUCING ESTER COMPOUND Non-Final OA SHOWA DENKO K.K.
18146472 HIGH-EFFICIENCY CYCLIC PREPARATION METHOD FOR COLUMNAR TAURINE Non-Final OA QIANJIANG YONGAN PHARMACEUTICAL CO., LTD.
17959347 Process for Making Sorbic Acid from Renewable Materials Non-Final OA Nutrinova Netherlands B.V.

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