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:
May. 23, 1995
Filed:
Jan. 03, 1994
Applicant:
Inventors:
Mohamad D Shalati, Homewood, IL (US);
Rodney M Harris, Chicago, IL (US);
Richard S Valpey, III, Matteson, IL (US);
Assignee:
The Sherwin-Williams Company, Cleveland, OH (US);
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
5263291 ; 526 72 ; 526 89 ; 526266 ; 526271 ; 526308 ; 526335 ; 5263401 ; 524455 ; 524460 ; 524475 ; 524543 ; 524599 ; 525 55 ; 525221 ; 525232 ; 428357 ;
Abstract
An acid-functional polymer is obtained by the hydrolysis or half-ester ring opening reaction of an anhydride-functional polymer obtained by reacting under ene reaction conditions: