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:
Oct. 05, 1993
Filed:
Sep. 28, 1992
Applicant:
Inventors:
William E Nagengast, Anderson, IN (US);
David R Mc Mahan, Anderson, IN (US);
Assignee:
General Motors Corporation, Detroit, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60Q / ;
U.S. Cl.
CPC ...
362 61 ; 362294 ; 137202 ;
Abstract
A ventilation system for a composite head lamp that utilizes a one-way valve arrangement for permitting ventilating air to flow into and out of the headlamp but prevents splash water from entering the interior of the headlamp.
Nagengast, William. (1993). Composite headlamp vent device (U.S. Patent No. 5251111). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5251111
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile