Prosecution Insights
Last updated: May 29, 2026

Examiner: BYRD, EUGENE G

Tech Center 3600 • Art Units: 3644 3674 3675

This examiner grants 70% of resolved cases

Performance Statistics

69.6%
Allow Rate
+17.6% vs TC avg
873
Total Applications
+9.6%
Interview Lift
1021
Avg Prosecution Days
Based on 843 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
6.9%
§102 Novelty
90.8%
§103 Obviousness
0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18438181 Washer and Screw Connection System Non-Final OA Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
18797739 Pipe Connector for Tightly Connecting Two Pipe Ends, Use Thereof and Method Non-Final OA Viega Technology GmbH & Co. KG
18333899 ARTICLE AND OPTICAL APPARATUS Non-Final OA CANON KABUSHIKI KAISHA
18695657 GASKET Final Rejection NOK CORPORATION
18832198 JOINT AND INDUSTRIAL DEVICE Non-Final OA ABB Schweiz AG
19068187 Metallic Dynamic Seal Non-Final OA Batfer Investment S.A.
18729908 O-Ring Vacuum Sealing Structure and Vacuum Apparatus Non-Final OA ARRAYED MATERIALS (CHINA) CO., LTD.
19103111 MECHANICAL SEAL Non-Final OA EAGLEBURGMANN JAPAN CO., LTD.
19007771 BULKHEAD SEAL Final Rejection Carl Freudenberg KG
18866174 OIL RING AND METHOD FOR MANUFACTURING OIL RING Non-Final OA NIPPON PISTON RING CO., LTD.
18727065 PLASMA RADICAL EDGE RING BARRIER SEAL Non-Final OA Lam Research Corporation
18937904 CONDUIT PLUG FOR PROTECTING ELECTRICAL WIRES Final Rejection CorrSolve Corrosion Solutions, LLC
18935722 SEALING ELEMENT WITH EXTRUSION PREVENTION FEATURE Non-Final OA Freudenberg Flow Technologies LLC
18899339 SEALING SYSTEM FOR A ROTARY SHAFT WITH RADIALLY DIRECTED SEALING FORCES Non-Final OA Tamar (R.C.) Technologies Development Ltd.
18787612 SEAL WASHER AND MOUNTING STRUCTURE OF THE SAME Non-Final OA UCHIYAMA MANUFACTURING CORP.
17729889 GASKET PLATE Non-Final OA The Oilgear Company
18370507 Expanding Dowel Pin Non-Final OA Utah State University Space Dynamics Laboratory

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