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:
Nov. 27, 2001
Filed:
May. 06, 1999
Applicant:
Inventors:
Hannu Karhuketo, Valkeakoski, FI;
Heikki Korpela, Valkeakoski, FI;
Assignee:
UPM-Kymmene Oyj, Valkeakoski, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 2/708 ; B32B 2/710 ; B32B 2/734 ; B32B 2/736 ;
U.S. Cl.
CPC ...
B32B 2/708 ; B32B 2/710 ; B32B 2/734 ; B32B 2/736 ;
Abstract
A plastic laminate with two or more plastic layers, at least one of which is polyhydroxyalkanoate, such as hydroxybutyrate/hydroxyvalerate copolymer. Next to the polyhydroxyalkanoate layer and attached to it is a layer of biodegradable polyester amide.