Prosecution Insights
Last updated: October 04, 2026

Examiner: OLSZEWSKI, JOHN

Tech Center 3600 • Art Units: 3617 3618 3669

This examiner grants 63% of resolved cases

Analysis

John Olszewski has 305 resolved cases in Tech Center 3600 and Art Unit 3617. The examiner's allowance rate is 63.3 percent. This 63.3 percent rate serves as the primary success metric for applications in this queue. The 305 resolved cases provide a solid data set for understanding the examiner's standards for patentability.

The median days to allowance is 1000. This 1000 day period is a clear figure for estimating the time to grant. With 305 resolved cases, the 1000 day timeline is a well-supported expectation for prosecution duration. Practitioners should incorporate this 1000 day metric into their strategic planning for patent portfolio management.

The interview lift is 19.0 percent. This 19.0 percent lift indicates that interviews are an effective strategy for increasing the allowance rate above the 63.3 percent baseline. Practitioners should consider the 19.0 percent lift as a way to navigate the 1000 day pendency more effectively. The data from 305 resolved cases suggests that direct engagement with the examiner is a valuable tool for applicants.

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

Performance Statistics

63.3%
Allow Rate
+11.3% vs TC avg
307
Total Applications
+19.0%
Interview Lift
1000
Avg Prosecution Days
Based on 305 resolved cases, 2023–2026

Rejection Statute Breakdown

1.8%
§101 Eligibility
27.1%
§102 Novelty
47.5%
§103 Obviousness
20.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19143679 RESILIENT DUST COVER FOR FAN CLUTCH ASSEMBLY Final Rejection Volvo Truck Corporation
18873063 VEHICLE PARKING DEVICE Non-Final OA AISIN CORPORATION
18871168 CLUTCH UNIT FOR REVERSIBLY COUPLING A DRIVE SIDE TO AN OUTPUT SIDE OF A DRIVE TRAIN Non-Final OA Schaeffler Technologies AG & Co. KG
18718195 POSITIVELY LOCKING CLUTCH WITH A LATCHING MECHANISM Non-Final OA Schaeffler Technologies AG & Co. KG
18960138 CENTRIFUGAL CLUTCH DEVICE Non-Final OA EXEDY Corporation
19283594 PARKING LOCK CLUTCH Non-Final OA TSUBAKIMOTO CHAIN CO.
18872309 DRIVE MODULE OF A MOTOR VEHICLE AND METHOD FOR ACTIVATING A BRAKE AND A CLUTCH OF A DRIVE MODULE Non-Final OA GKN Automotive Limited
19139679 COMPACT LINEAR ELECTROSTATIC CLUTCH Non-Final OA ESTAT Actuation, Inc.
18754286 CONTROL OF WHEEL HUB CLUTCH, WHEEL HUB, WHEEL END SYSTEM, AXLE, DRIVETRAIN, AND VEHICLE Final Rejection Consolidated Metco, Inc.
19119045 ELECTROADHESION CONTROL OF ROTARY MOTION Non-Final OA THE UNIVERSITY OF WESTERN ONTARIO
18699838 WHEELED CONTAINER ASSEMBLY Final Rejection KETER HOME AND GARDEN PRODUCTS LTD
18952385 ANGLED ROCKER AXLE SLOTS IN INLINE SKATE FRAME AND ADJUSTABLE INLINE SKATE SYSTEM Non-Final OA Endless Blading LLC
18818544 SNOWBOARD AND BRAKING SYSTEM Non-Final OA Mr. John Charles BRADLEY
18639574 BICYCLE REAR-WHEEL DRIVE MECHANISM Final Rejection Xi'an Xiongfeng Energy Saving Technology Co., Ltd.
18598279 ANTI-PINCH FOLDABLE TROLLEY Final Rejection Zhejiang Beihuan Outdoor Products Co., Ltd

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