Prosecution Insights
Last updated: April 19, 2026

Examiner: HOLIZNA, CALEB ANDREW

Tech Center 3700 • Art Units: 3723

This examiner grants 67% of resolved cases

Performance Statistics

66.9%
Allow Rate
-3.1% vs TC avg
184
Total Applications
+36.8%
Interview Lift
1015
Avg Prosecution Days
Based on 127 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
24.9%
§102 Novelty
48.6%
§103 Obviousness
21.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18342225 CLEANER Final Rejection Samsung Electronics Co., Ltd.
17709533 CLEANING DEVICE INCLUDING VACUUM CLEANER AND DUST COLLECTING STATION Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18223370 WET/DRY VACUUM TOOLS Non-Final OA SHARKNINJA OPERATING LLC
18318307 AIR TREATMENT UNIT Non-Final OA Omachron Intellectual Property Inc.
18306722 SURFACE CLEANING APPARATUS Final Rejection OMACHRON INTELLECTUAL PROPERTY INC.
17994557 SURFACE CLEANING APPARATUS Non-Final OA Omachron Intellectual Property Inc.
18386119 AUTONOMOUS CLEANER Final Rejection LG ELECTRONICS INC.
18376356 POLISHING HEAD WITH FLEXURE EXTENDING THROUGH PRESSURE CHAMBER Non-Final OA Applied Materials, Inc.
18365520 PAD CONDITIONING DISK GIMBALING CONTROL Non-Final OA Applied Materials, Inc.
18363545 PAD SURFACE CLEANING DEVICE AROUND PAD CONDITIONER TO ENABLE INSITU PAD CONDITIONING Non-Final OA Applied Materials, Inc.
17855524 DETECTION OF PLANARIZATION FROM ACOUSTIC SIGNAL DURING CHEMICAL MECHANICAL POLISHING Non-Final OA Applied Materials, Inc.
18163301 VACUUM CLEANER Final Rejection MAKITA CORPORATION
18037793 WEAR-OUT DETECTION FOR AN ORAL CARE DEVICE Final Rejection KONINKLIJKE PHILIPS N.V.
18035243 Suction-extraction device for a demolition hammer Final Rejection Hilti Aktiengesellschaft
17926733 A DUST EXTRACTOR COMPRISING A FINE FILTER SECTION ATTACHED TO A MOBILITY SECTION WHEREIN A DUST CYCLONE CONTAINER IS ATTACHED TO THE FINE FILTER SECTION Final Rejection HUSQVARNA AB
17920907 SUBSTRATE HOLDING APPARATUS AND SUBSTRATE PROCESSING APPARATUS Non-Final OA Hitachi High-Tech Corporation
19026357 ELECTRIC TOOTHBRUSH DEVICE WITH BUILT-IN SHRAPNEL ASSEMBLY Non-Final OA Guangdong Yingxin Technology Co., Ltd.
17284128 VACUUM CLEANER Final Rejection Aktiebolaget Electrolux
18059651 ORAL CARE SYSTEM, IMPLEMENT, AND/OR KIT Non-Final OA Colgate-Palmolive Company
18035377 ROBOTIC SURFACE TREATING SYSTEM Final Rejection Dyson Technology Limited
18194785 SPINDLE UNIT Non-Final OA DISCO CORPORATION
17457706 WAFER MANUFACTURING APPARATUS Final Rejection DISCO CORPORATION
18358804 POLISHING PAD CONDITIONING SYSTEM AND METHOD OF USING Final Rejection TSMC NANJING COMPANY, LIMITED
17890334 SUCTION DEVICE HAVING A CLOSURE ELEMENT Final Rejection Festool GmbH
18371047 SENSOR CLEANING SYSTEM AND METHOD Non-Final OA International Truck Intellectual Property Company, LLC
18293497 WIPER WITH ELEMENT FOR SPRAYING CLEANING FLUID Non-Final OA VALEO SYSTÈMES D'ESSUYAGE
17938569 ADJUSTABLE HANDHELD SANDER Final Rejection STANLEY BLACK & DECKER MEA FZE
18092998 APPARATUS AND METHOD FOR PROVIDING BRISTLE PRODUCTS Final Rejection Zahoransky AG
18264412 HONING BAR, METHOD OF PRODUCING A HONING BAR AND HONING TOOL Non-Final OA KADIA Produktion GmbH + Co.
18553526 SILICON WAFER TRANSFER AUXILIARY DEVICE AND SLICING MACHINE USING SILICON WAFER TRANSFER AUXILIARY DEVICE Non-Final OA TCL ZHONGHUAN RENEWABLE ENERGY TECHNOLOGY CO., LTD.

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month