Prosecution Insights
Last updated: August 18, 2026

Examiner: MCCULLOUGH, MICHAEL C

Tech Center 3600 • Art Units: 3600 3646 3649 3653 3654 3671

This examiner grants 77% of resolved cases

Performance Statistics

77.2%
Allow Rate
+25.2% vs TC avg
804
Total Applications
+6.1%
Interview Lift
878
Avg Prosecution Days
Based on 801 resolved cases, 2023–2026

Rejection Statute Breakdown

1.9%
§101 Eligibility
24.8%
§102 Novelty
38.2%
§103 Obviousness
32.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18664747 DRIVE TRANSMISSION DEVICE, SHEET CONVEYING DEVICE, AND IMAGE FORMING APPARATUS Non-Final OA RICOH COMPANY, LTD.
19199200 SYSTEM AND METHOD FOR TRANSPORTING SEPARATOR BY USING AIR GUIDE ROLLER Non-Final OA Samsung SDI Co., Ltd.
18917305 Dispenser for a cord for sealing a threaded pipework Non-Final OA Henkel AG & Co. KGaA

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