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. 09, 1979
Filed:
Dec. 29, 1976
Applicant:
Inventors:
J Shannon Breininger, Gibsonia, PA (US);
Charles B Greenberg, Murrysville, PA (US);
Assignee:
PPG Industries, Inc., Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C03C / ; C03C / ;
U.S. Cl.
CPC ...
65 6 / ; 427305 ; 4273 / ; 427404 ; 4274 / ;
Abstract
A wet chemical method for the direct deposition of cuprous oxide onto a transparent nonmetallic substrate such as glass wherein the electrolessly deposited cuprous oxide film is heated to effect a change in the color of transmitted light is disclosed.