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:
Apr. 14, 1987
Filed:
Jul. 05, 1985
Applicant:
Inventor:
Arthur W Struss, Libertyville, IL (US);
Assignee:
USG Corporation, Chicago, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
C04B / ;
U.S. Cl.
CPC ...
1063 / ; 106D / ; 106109 ; 106110 ; 106111 ; 106112 ; 106113 ; 106114 ; 106115 ; 521 57 ; 523209 ; 523212 ; 524 43 ; 524 44 ; 524 47 ; 524268 ;
Abstract
Expanded perlite coated with an amino-functional siloxane and a silicone wetting agent, and a joint compound incorporating same, which, when applied to gypsum wallboard, has improved bonding properties and greater uniformity in paint gloss appearance between the surface of the joint compound and the surface of the wallboard.