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:
Sep. 09, 2003
Filed:
Dec. 13, 2000
Robert J. Lutz, Bruce, SD (US);
Daktronics, Inc., Brookings, SD (US);
Abstract
An outdoor electrical display sign with an electrical resistance heating element on a transparent front panel thereof for removing condensation or for dissipating precipitation from the surfaces of the transparent front panel of the sign. The electrical resistance heating element can be adhesively secured onto a surface of the transparent front panel, taped onto a surface of the transparent front panel, laminated between the transparent front panel and an additional transparent polymer panel, photoscreened onto a surface of the transparent front panel, photo-etched onto a surface of the transparent front panel, or formed by pouring electrical resistance material into minute grooves formed in the transparent front panel. The electrical resistance heating element can be on either the inner surface or the outer surface of the transparent front panel, preferably the inner surface.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile