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:
Sep. 07, 2004
Filed:
Oct. 31, 2002
Applicant:
Inventors:
Max Allen Weaver, Kingsport, TN (US);
Marc Alan Strand, Kingsport, TN (US);
Crystal Leigh Kendrick, Kingsport, TN (US);
Gerry Foust Rhodes, Piney Flats, TN (US);
Gertrude Williams, Blountville, TN (US);
Jason Clay Pearson, Kingsport, TN (US);
Timothy Alan Upshaw, Kingsport, TN (US);
Assignee:
Eastman Chemical Company, Kingsport, TN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 6/702 ; C08K 5/42 ; C08K 5/3447 ; C08K 5/18 ; C08K 5/16 ;
U.S. Cl.
CPC ...
C08L 6/702 ; C08K 5/42 ; C08K 5/3447 ; C08K 5/18 ; C08K 5/16 ;
Abstract
This application discloses amber colored polyesters suitable for packaging food and beverages. The amber polyester compositions provide excellent blockage of UV and visible light over the wavelength ranges of from about 320-550 nm, rendering them suitable for packaging materials sensitive to ultraviolet and visible light over this wavelength range, particularly beer.