Prosecution Insights
Last updated: October 27, 2026

Jonathan R Zaworski, USPTO Patent Examiner

Listed by the USPTO as ZAWORSKI, JONATHAN R

Tech Center 4100 • Art Units: 3723 3754 4100

This examiner grants 52% of resolved cases

Analysis

ZAWORSKI, JONATHAN R is a USPTO patent examiner assigned to tech center 4100 and art unit 3723. The profile reports 189 resolved cases, a 52.4% allowance rate, and a median of 1152 days to allowance. The allowance figure shows that roughly half of the recorded resolved cases reached allowance, while the pendency figure indicates an extended prosecution timeline.

The interview lift is 26.0%, indicating a positive association between interviews and allowance outcomes. LG Electronics Inc., Applied Materials Inc., and Taiwan Semiconductor Manufacturing Company, Ltd. are the listed companies. The listed firms are BIRCH STEWART KOLASCH & BIRCH, LLP, JCIPRNET, and Maschoff Brennan. These relationships may provide useful context for interview and response planning in art unit 3723.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

52.4%
Allow Rate
-7.6% vs TC avg
249
Total Applications
+26.0%
Interview Lift
1152
Avg Prosecution Days
Based on 189 resolved cases, 2023–2026

Rejection Statute Breakdown

1.2%
§101 Eligibility
21.5%
§102 Novelty
50.6%
§103 Obviousness
25.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18590504 CLEANER Final Rejection LG ELECTRONICS INC.
18590462 CLEANER Final Rejection LG ELECTRONICS INC.
18248481 CLEANER Non-Final OA LG Electronics Inc.
18142829 CLEANING DEVICE HAVING VACUUM CLEANER AND DOCKING STATION Final Rejection SAMSUNG ELECTRONICS CO., LTD.
18507238 MODULAR VACUUM SYSTEM Non-Final OA MILWAUKEE ELECTRIC TOOL CORPORATION
18859677 AXIAL BLOWER VACUUM Non-Final OA Techtronic Cordless GP
17676448 TILE SAW Final Rejection Black & Decker, Inc.
18442272 MULTI-PURPOSE CUTTING TOOL Non-Final OA Snap-on Incorporated
18572567 VACUUM CLEANER Final Rejection Dyson Technology Limited
18572355 DEVICE FOR HOLDING A WAFER-SHAPED ARTICLE Non-Final OA LAM RESEARCH AG
18727905 AUTOMATIC CLEANING DEVICE Non-Final OA Beijing Roborock Technology Co., Ltd.
18407875 OBSTRUCTION DETECTION FOR WIPER WEAR MONITORING Final Rejection Ford Global Technologies, LLC
18510448 HAND CARRYABLE SURFACE CLEANING APPARATUS Final Rejection Omachron Intellectual Property Inc.
18436499 DEFORMABLE SUBSTRATE CHUCK Non-Final OA Applied Materials, Inc.
18322928 CHEMICAL MECHANICAL POLISH PAD CONDITIONER WITH MULTIPLE DISKS Final Rejection Applied Materials, Inc.
17832696 SYSTEM, CONTROL METHOD AND APPARATUS FOR CHEMICAL MECHANICAL POLISHING Final Rejection Taiwan Semiconductor Manufacturing Company, Ltd.
17674569 METHOD OF CHEMICAL MECHANICAL POLISH OPERATION AND CHEMICAL MECHANICAL POLISHING SYSTEM Final Rejection TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
18317003 METHOD AND SYSTEM FOR PERFORMING CHEMICAL MECHANICAL POLISHING Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
18946169 FLEXIBLE SPINDLE POLISHING Non-Final OA Worcester Polytechnic Institute
18809199 INGOT EDGE-POLISHING MACHINE TOOL Non-Final OA GlobalWafers Co., Ltd.

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Frequently Asked Questions

What is examiner Jonathan R Zaworski's allowance rate?

52.4% of resolved applications examined by Jonathan R Zaworski were allowed (189 resolved cases), compared with 56.5% across Art Unit 3723 over the last five years.

Does an interview help with examiner Jonathan R Zaworski?

This examiner's interview lift is +26.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Jonathan R Zaworski take to allow a patent?

Applications allowed by Jonathan R Zaworski took 1,152 days on average from filing to allowance.

Which art unit does examiner Jonathan R Zaworski work in?

Jonathan R Zaworski examines applications in Art Unit 3723 in Tech Center 4100.

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