Prosecution Insights
Last updated: August 18, 2026

Examiner: ZAWORSKI, JONATHAN R

Tech Center 4100 • Art Units: 3723 4100

This examiner grants 54% of resolved cases

Performance Statistics

53.6%
Allow Rate
-6.4% vs TC avg
234
Total Applications
+26.4%
Interview Lift
1139
Avg Prosecution Days
Based on 179 resolved cases, 2023–2026

Rejection Statute Breakdown

1.2%
§101 Eligibility
21.4%
§102 Novelty
51.4%
§103 Obviousness
24.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18222209 CLEANER Final Rejection LG ELECTRONICS INC.
18248481 CLEANER Non-Final OA LG Electronics Inc.
18507238 MODULAR VACUUM SYSTEM Non-Final OA MILWAUKEE ELECTRIC TOOL CORPORATION
17676448 TILE SAW Final Rejection Black & Decker, Inc.
18298054 SURFACE CLEANING APPARATUS Non-Final OA Omachron Intellectual Property Inc.
17898163 POLISHING METROLOGY Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18359396 Chemical Mechanical Polishing Apparatus Including a Multi-Zone Platen Non-Final OA Taiwan Semiconductor Manufacturing Co., Ltd.
18317003 METHOD AND SYSTEM FOR PERFORMING CHEMICAL MECHANICAL POLISHING Final Rejection TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
17858006 ACOUSTIC WINDOW WITH LIQUID-FILLED PORES FOR CHEMICAL MECHANICAL POLISHING AND METHODS OF FORMING PADS Final Rejection Applied Materials, Inc.
18093513 SURFACE CLEANING APPARATUS WITH USER INTERFACE Final Rejection BISSELL Inc.
18250284 REUSABLE HUB ASSEMBLY FOR ABRASIVE ARTICLES Non-Final OA 3M INNOVATIVE PROPERTIES COMPANY
15733773 ABRASIVE ARTICLE WITH SHAPED ABRASIVE PARTICLES WITH PREDETERMINED RAKE ANGLES Non-Final OA 3M INNOVATIVE PROPERTIES COMPANY
18572355 DEVICE FOR HOLDING A WAFER-SHAPED ARTICLE Final Rejection LAM RESEARCH AG
18442272 MULTI-PURPOSE CUTTING TOOL Non-Final OA Snap-on Incorporated
18572567 VACUUM CLEANER Final Rejection Dyson Technology Limited

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