The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 10, 2025
Filed:
Dec. 09, 2021
Applicant:
Hitachi Rail Sts Usa, Inc., Pittsburgh, PA (US);
Inventors:
Andrew Imhof, Pittsburgh, PA (US);
Sheldon Adam Benton, Murrysville, PA (US);
Barrett Swygert, Lexington, SC (US);
David F. Byrne, Delmont, PA (US);
William A. Chisholm, Jr., Washington, PA (US);
Kevin McQuistian, East Brady, PA (US);
Assignee:
HITACHI RAIL STS USA, INC., Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B61L 5/10 (2006.01); B61L 25/06 (2006.01); B61L 27/53 (2022.01);
U.S. Cl.
CPC ...
B61L 5/10 (2013.01); B61L 25/06 (2013.01); B61L 27/53 (2022.01);
Abstract
A test release mechanism for a railway switch machine includes a block structured to attach to a lock box in order to move in conjunction with the lock box and a lift pin structured to be operable to selectively engage and disengage the block with a slide bar.
Imhof, Andrew. (2025). Independent rail test release mechanism (U.S. Patent No. 12325458). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12325458
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile