Prosecution Insights
Last updated: August 18, 2026

Examiner: WITHERSPOON, SIKARL A

Tech Center 1600 • Art Units: 1621 1622 1671 1692

This examiner grants 86% of resolved cases

Performance Statistics

86.2%
Allow Rate
+26.2% vs TC avg
1,673
Total Applications
-20.3%
Interview Lift
635
Avg Prosecution Days
Based on 1654 resolved cases, 2023–2026

Rejection Statute Breakdown

3.4%
§101 Eligibility
17.3%
§102 Novelty
46.1%
§103 Obviousness
17.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18413176 METHODS OF MAKING METAL-ORGANIC FRAMEWORKS WITH PRE-LIGANDS Non-Final OA ExxonMobil Technology and Engineering Company
17794322 COMPOSITION AND METHOD FOR PRODUCING SAME Non-Final OA DAICEL CORPORATION
18570415 AN INTEGRATED PROCESS FOR PRODUCING TRIFLUOROIODOMETHANE Non-Final OA Honeywell International Inc.
18245904 PROPYLENE HYDROFORMYLATION PROCESSES USING BISPHOSPHINE LIGANDS AS CATALYSTS Final Rejection EASTMAN CHEMICAL COMPANY
18416310 PHENOL MIXTURE, EPOXY RESIN, EPOXY RESIN COMPOSITION, CURED PRODUCT, AND ELECTRICAL/ELECTRONIC COMPONENT Non-Final OA MITSUBISHI CHEMICAL CORPORATION
18722810 FURAN DICARBOXYLIC ACID COMPOUND, METHOD FOR PREPARING FURAN DICARBOXYLIC ACID COMPOUND, POLYESTER, AND MEHTOD FOR PREPARING POLYESTER Non-Final OA KOLON INDUSTRIES, INC.
18291317 CATALYST FOR PREPARING 1,3-CYCLOPENTANEDIOL, METHOD FOR PREPARING 1,3-CYCLOPENTANEDIOL BY USING SAME, AND 1,3-CYCLOPENTANEDIOL PREPARED THEREBY Non-Final OA KOLON INDUSTRIES, INC.

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