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. 02, 1996
Filed:
Sep. 19, 1994
Applicant:
Inventors:
Max A Weaver, Kingsport, TN (US);
James J Krutak, Kingsport, TN (US);
Clarence A Coates, Kingsport, TN (US);
Wayne P Pruett, Kingsport, TN (US);
Samuel D Hilbert, Jonesborough, TN (US);
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528230 ; 528246 ; 528248 ; 528249 ; 528251 ; 528252 ; 528253 ; 528265 ; 528266 ; 528267 ;
Abstract
Provided are light-absorbing polymers useful for imparting color and/or ultraviolet light screening properties to thermoplastic resins. The polymeric colorants or UV absorbers may be added during the formation of the uncolored thermoplastic polymer or melt or solution blended with other thermoplastic polymers.