Prosecution Insights
Last updated: April 19, 2026

Examiner: PILKINGTON, JAMES

Tech Center 3600 • Art Units: 3617 3656 3682

This examiner grants 70% of resolved cases

Performance Statistics

70.0%
Allow Rate
+18.0% vs TC avg
1620
Total Applications
+35.6%
Interview Lift
913
Avg Prosecution Days
Based on 1568 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
22.0%
§102 Novelty
37.2%
§103 Obviousness
36.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18823991 BALL SPLINE HAVING BYPASS TRACK Non-Final OA SYMBOTIC LLC
18954552 RADIAL FOIL BEARING Non-Final OA IHI Corporation
18887174 THRUST FOIL BEARING Non-Final OA IHI Corporation
18452874 AIRFOIL BEARING ARRANGEMENT AND METHOD FOR MAKING THE SAME Final Rejection Garrett Transportation I Inc.
17802943 SHELL BEARING FOR INTERNAL COMBUSTION ENGINES Final Rejection MAHLE INTERNATIONAL GMBH
18871307 ROLLING BEARING Non-Final OA NTN CORPORATION
18851228 Bearing Device Non-Final OA NTN Corporation
18848903 ROLLING BEARING CAGE AND ROLLING BEARING Non-Final OA NTN CORPORATION
18692949 FLUID DYNAMIC BEARING AND FLUID DYNAMIC BEARING DEVICE INCLUDING SAME Non-Final OA NTN CORPORATION
18283200 SEALED ROLLING BEARING Non-Final OA NTN CORPORATION
18835528 BALL BEARING Non-Final OA NTN CORPORATION
18726268 BEARING DEVICE FOR VEHICLE WHEEL Final Rejection NTN CORPORATION
18561914 TAPERED ROLLER BEARING Final Rejection NTN Corporation
18874616 PILLOW BLOCK ASSEMBLY Non-Final OA AKTIEBOLAGET SKF
18924350 OPTIMIZED BALL BEARING WITH FEATURES FOR IMPROVED LUBRICATION Non-Final OA AKTIEBOLAGET SKF
18904479 UPPER BEARING CAP FOR A SUSPENSION THRUST BEARING DEVICE Non-Final OA AKTIEBOLAGET SKF
18780929 ROLLER BEARING CAGE Non-Final OA AKTIEBOLAGET SKF
18654083 BEARING UNIT FOR APPLICATIONS IN ADVERSE OPERATING CONDITIONS Non-Final OA Aktiebolaget SKF
18443527 SUPPORT ASSEMBLY Final Rejection Aktiebolaget SKF
18514490 BEARING-ASSEMBLY COMPONENT AND METHOD FOR MANUFACTURING SUCH A BEARING-ASSEMBLY COMPONENT Non-Final OA AKTIEBOLAGET SKF
18858156 ROLLER BEARING Non-Final OA NSK LTD.
18937945 BEARING ARRANGEMENT FOR A ROTATING COMPONENT OF A WIND TURBINE Non-Final OA Nordex Energy SE & Co. KG
18686619 AXIAL ROLLING BEARING UNIT WITH ROLLING BODIES, WHICH ARE ARRANGED BETWEEN ANNULAR AXIAL BEARING WASHERS, AND A FUNCTIONALLY INTEGRATED BEARING CAGE Non-Final OA Schaeffler Technologies AG & Co. KG
18693990 AIR FOIL JOURNAL BEARING Final Rejection Hanon Systems
18036752 DEVICE FOR SUPPORTING AN INTERMEDIATE SHAFT OF A TRANSMISSION Final Rejection Vibracoustic SE
18839237 GAS BEARING DEVICE Non-Final OA MITSUBISHI HEAVY INDUSTRIES ENGINE & TURBOCHARGER, LTD.
18807476 SEALING MEMBER HAVING INTERNAL PRESSURE DISCHARGING FUNCTION AND BEARING DEVICE PROVIDED THEREWITH Non-Final OA ILJIN GLOBAL Co.,Ltd
18872477 FLUID DYNAMIC PRESSURE BEARING LUBRICANT OIL COMPOSITION, FLUID DYNAMIC PRESSURE BEARING, AND FLUID DYNAMIC PRESSURE BEARING APPARATUS Final Rejection NOK KLUEBER CO., LTD.
18707740 ROLLING BEARING Non-Final OA NIPPON THOMPSON CO., LTD.
18286112 Precision Sliding Bearing Non-Final OA igus GmbH

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