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. 01, 2003
Filed:
Nov. 08, 2000
Applicant:
Inventors:
Barry Gene Calvert, Covington, VA (US);
Leo Thomas Mulcahy, Covington, VA (US);
Christopher Jude Parks, Ellicott City, MD (US);
Assignee:
MeadWestvaco Corporation, Stamford, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 4/700 ;
U.S. Cl.
CPC ...
B29C 4/700 ;
Abstract
This invention relates to the extrusion coating of polyethylene terephthalate (PET) onto paperboard. Such structures of this type, generally, provide an enhanced film adhesion of the PET onto the paperboard, while reducing the coat weights of the PET.