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:
Jun. 29, 2004
Filed:
Sep. 10, 2002
Applicant:
Inventor:
Patrice Robert, Beaumont le Roger, FR;
Assignee:
Atofina, Puteaux, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 2/708 ; B32B 2/730 ; B32B 2/732 ; B32B 2/738 ; B65D 8/500 ;
U.S. Cl.
CPC ...
B32B 2/708 ; B32B 2/730 ; B32B 2/732 ; B32B 2/738 ; B65D 8/500 ;
Abstract
The invention concerns a film comprising ethylene copolymers and an unsaturated epoxide and comprising quinones grafted on said copolymers. The invention also concerns a structure comprising at least an oxygen-barrier film and at least said oxygen-absorber film. The invention further concerns a packaging element comprising said structure wherein, starting from inside and moving outwards, there is first the oxygen-absorber-film followed by the barrier film.