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:
Jul. 26, 1988
Filed:
Mar. 02, 1987
Applicant:
Inventors:
David J Tracy, Lincoln Park, NJ (US);
Mohamed M Hashem, Wayne, NJ (US);
Fulvio J Vara, Chester, NJ (US);
Assignee:
GAF Corporation, Wayne, NJ (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08G / ;
U.S. Cl.
CPC ...
548551 ; 525404 ; 525408 ; 525421 ; 525423 ; 525426 ; 525925 ; 525928 ; 526911 ; 528323 ; 528326 ; 546243 ; 540531 ;
Abstract
(1) Pyrrolidonyl acrylate block polymers having the formula ##STR1## wherein n has a value of 1 to 3; X and X' are dissimilar and each is hydrogen or methyl; y and z each have a value of from 1 to 40, except that at least one of y and z is greater than 1 and R is hydrogen or methyl;