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:
Feb. 18, 1992
Filed:
Oct. 02, 1990
Applicant:
Inventors:
Bruce A Bartrug, Lower Burrell, PA (US);
Harry S Koontz, Pittsburgh, PA (US);
John A Winter, Pittsburgh, PA (US);
Assignee:
PPG Industries, Inc., Pittsburgh, PA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B / ; H05B / ; H05B / ;
U.S. Cl.
CPC ...
219203 ; 219541 ; 219543 ; 174261 ;
Abstract
A dual lead electrically heatable windshield is provided with an internal jumper arrangement that allows the bus bar having the dual lead to be powered by a single external connection to one of the dual leads. A jumper arrangement may also be used in combination with a crack detector for the dual lead heatable windshield.