Prosecution Insights
Last updated: August 18, 2026

Examiner: HOLIZNA, CALEB ANDREW

Tech Center 3700 • Art Units: 3723

This examiner grants 66% of resolved cases

Performance Statistics

65.9%
Allow Rate
-4.1% vs TC avg
191
Total Applications
+35.2%
Interview Lift
1029
Avg Prosecution Days
Based on 135 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
25.1%
§102 Novelty
48.7%
§103 Obviousness
21.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18390680 AUTONOMOUS CLEANER Non-Final OA LG ELECTRONICS INC.
18350428 MULTI-CYCLONE DUST COLLECTION DEVICE AND VACUUM CLEANER COMPRISING SAME Non-Final OA Samsung Electronics Co., Ltd.
18342225 CLEANER Non-Final OA Samsung Electronics Co., Ltd.
17981788 DUST COLLECTION DEVICE AND DUST COLLECTION STATION INCLUDING THE SAME Final Rejection SAMSUNG ELECTRONICS CO., LTD.
17699945 CONCRETE SAW Non-Final OA MILWAUKEE ELECTRIC TOOL CORPORATION
17907760 CLEANER Non-Final OA MAKITA CORPORATION
18691909 POST CMP BRUSH AND METHOD OF MANUFACTURING Non-Final OA ILLINOIS TOOL WORKS INC.
17920907 SUBSTRATE HOLDING APPARATUS AND SUBSTRATE PROCESSING APPARATUS Final Rejection Hitachi High-Tech Corporation
18037793 WEAR-OUT DETECTION FOR AN ORAL CARE DEVICE Non-Final OA KONINKLIJKE PHILIPS N.V.
18751591 POLISHING HEAD WITH MEMBRANE POSITION CONTROL Non-Final OA APPLIED MATERIALS, INC.
18483973 RETAINING-RING-LESS CMP PROCESS Non-Final OA Applied Materials, Inc.
18365520 PAD CONDITIONING DISK GIMBALING CONTROL Non-Final OA Applied Materials, Inc.
18003453 CLEANING APPARATUS Non-Final OA Beijing Roborock Technology Co., Ltd.
18005614 ROBOTIC REPAIR CONTROL SYSTEMS AND METHODS Non-Final OA 3M INNOVATIVE PROPERTIES COMPANY
18035377 ROBOTIC SURFACE TREATING SYSTEM Final Rejection Dyson Technology Limited

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