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:
Nov. 04, 2003
Filed:
Jul. 10, 2000
Applicant:
Inventor:
Robert J. Neugebauer, Spring Grove, PA (US);
Assignee:
AAI Corporation, Hunt Valley, MD (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B61D 1/700 ;
U.S. Cl.
CPC ...
B61D 1/700 ;
Abstract
An improved door assembly having a single movable door and a separate movable high platform threshold. The door assembly is formed of an upper door section and a lower door section fixed to the upper door section. A support member can be slidably engaged with the door assembly. A solenoid may also be disposed in the door assembly.
Neugebauer, Robert. (2003). Passenger rail car sliding door with high platform threshold (U.S. Patent No. 6640728). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6640728
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile