Prosecution Insights
Last updated: October 27, 2026

John M Zaleskas, USPTO Patent Examiner

Listed by the USPTO as ZALESKAS, JOHN M

Tech Center 3700 • Art Units: 3661 3747 3752

This examiner grants 62% of resolved cases

Analysis

ZALESKAS, JOHN M is a USPTO patent examiner assigned to tech center 3700 and art unit 3661. The profile records 649 resolved cases, a 62.4% allowance rate, and a median of 957 days to allowance. The data reflects a substantial examination history, with allowance recorded in a majority of resolved cases and a defined period to allowance.

The interview lift is 19.7%, indicating a positive association between interviews and allowance outcomes. Volvo Group, Robert Bosch GmbH, and Oshkosh Corporation are the listed companies. The listed firms are Volvo and Withrow & Terranova, Davidson Kappel LLC, and FOLEY & LARDNER LLP. These relationships may help practitioners identify recurring prosecution settings in art unit 3661.

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

Performance Statistics

62.4%
Allow Rate
-7.6% vs TC avg
685
Total Applications
+19.7%
Interview Lift
957
Avg Prosecution Days
Based on 649 resolved cases, 2023–2026

Rejection Statute Breakdown

4.7%
§101 Eligibility
23.2%
§102 Novelty
39.3%
§103 Obviousness
32.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19211991 METHOD FOR OPERATING A POWER BRAKE SYSTEM, POWER BRAKE SYSTEM, AND A MOTOR VEHICLE Non-Final OA Robert Bosch GmbH
19352644 SAFETY SYSTEM FOR A VEHICLE Non-Final OA Volvo Truck Corporation
18955023 WHEEL POSITIONING FOR TYRE CHAIN DEPLOYMENT Final Rejection VOLVO TRUCK CORPORATION
19286761 VEHICLE FOR TOWING AIRCRAFT Non-Final OA Oshkosh Corporation
19164198 METHOD FOR CONTROLLING A REDUNDANT ACTUATOR WITH TWO PARTIAL ACTUATORS AND ACTUATOR SYSTEM WITH A REDUNDANT ACTUATOR HAVING TWO PARTIAL ACTUATORS Non-Final OA Schaeffler Technologies AG & Co. KG
18937831 METHOD FOR DETERMINING A MAXIMUM COEFFICIENT OF FRICTION OF A WHEEL OF A VEHICLE ON A ROAD Final Rejection ZF CV Systems Global GmbH
19005319 Acceleration Compensation Method and Apparatus, and Vehicle Final Rejection Yinwang Intelligent Technologies Co., Ltd.
19012610 METHODS AND APPARATUS TO EXTEND BRAKE LIFE CYCLE Final Rejection Ford Global Technologies, LLC
18828105 METHOD AND APPARATUS FOR DETECTING ANOMALY IN LANE FOLLOWING ASSISTANCE SYSTEM Non-Final OA HL MANDO CORPORATION
18913363 STRADDLED VEHICLE Final Rejection YAMAHA HATSUDOKI KABUSHIKI KAISHA
18662854 METHODS AND SYSTEMS FOR MULTI-FUEL ENGINE Non-Final OA Transportation IP Holdings, LLC
18659839 ACTIVE SUSPENSION ACTUATOR WITH REDUCED REFLECTED INERTIA Non-Final OA GM GLOBAL TECHNOLOGY OPERATIONS LLC

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Frequently Asked Questions

What is examiner John M Zaleskas's allowance rate?

62.4% of resolved applications examined by John M Zaleskas were allowed (649 resolved cases), compared with 77.3% across Art Unit 3661 over the last five years.

Does an interview help with examiner John M Zaleskas?

This examiner's interview lift is +19.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner John M Zaleskas take to allow a patent?

Applications allowed by John M Zaleskas took 957 days on average from filing to allowance.

Which art unit does examiner John M Zaleskas work in?

John M Zaleskas examines applications in Art Unit 3661 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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