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. 03, 2003
Filed:
Nov. 27, 2001
Applicant:
Inventors:
Thomas E. Dixon, Vancouver, WA (US);
James E. Brosh, Beaverton, OR (US);
Brian D. Campbell, Vancouver, WA (US);
Richard R. Estep, Vancouver, WA (US);
Larry D. Marshal, Estacada, OR (US);
Assignee:
Cascade Corporation, Fairview, OR (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B66D 1/00 ; B66D 1/36 ;
U.S. Cl.
CPC ...
B66D 1/00 ; B66D 1/36 ;
Abstract
A door operating apparatus is provided for safely and efficiently opening and/or closing a side door of a railway boxcar by moving a door engagement member laterally.