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:
Aug. 11, 2015
Filed:
Dec. 21, 2012
Applicant:
Koppers, Inc., Pittsburgh, PA (US);
Inventors:
William Thomas Urmson, Jr., Valencia, PA (US);
John W. Mospan, Pittsburgh, PA (US);
Assignee:
Koppers Delaware, Inc., Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E01B 9/00 (2006.01); E01B 9/68 (2006.01); B23P 11/00 (2006.01);
U.S. Cl.
CPC ...
E01B 9/68 (2013.01); B23P 11/00 (2013.01);
Abstract
A tie plate assembly including a tie plate, an insulator plate assembly, and first and second clips configured to secure a rail to the tie plate assembly. The tie plate has a body with a top surface and the insulator plate assembly is positioned on the top surface of the tie plate. The insulator plate assembly includes a top pad and an abrasive plate. The first and second clips comprise an electrically-insulating material.