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:
Jan. 13, 1987
Filed:
Dec. 16, 1985
Applicant:
Inventor:
J Shannon Breininger, Gibsonia, PA (US);
Assignee:
PPG Industries, Inc., Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03C / ;
U.S. Cl.
CPC ...
428428 ; 65 601 ; 65 608 ; 65 31 ; 65116 ; 427165 ; 427167 ; 428432 ; 134 28 ;
Abstract
An alkali silicate non-glare coating is disclosed which has improved optical properties, specially resistance to haze, as a result of acid treatment which removes excess alkali from the coating.