Prosecution Insights
Last updated: April 19, 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

76.9%
Allow Rate
+24.9% vs TC avg
797
Total Applications
+6.0%
Interview Lift
935
Avg Prosecution Days
Based on 789 resolved cases, 2023–2026

Rejection Statute Breakdown

1.4%
§101 Eligibility
27.3%
§102 Novelty
37.6%
§103 Obviousness
30.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18640316 SHEET STACKING APPARATUS AND IMAGE FORMING APPARATUS Final Rejection CANON KABUSHIKI KAISHA
18664747 DRIVE TRANSMISSION DEVICE, SHEET CONVEYING DEVICE, AND IMAGE FORMING APPARATUS Non-Final OA RICOH COMPANY, LTD.

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