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. 24, 1997
Filed:
Jul. 11, 1995
Applicant:
Inventor:
Tsunehisa Namiki, Ayase, JP;
Assignee:
Toyo Seikan Kaisha, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ; B32B / ;
U.S. Cl.
CPC ...
408216 ; 428215 ; 428336 ; 428446 ; 428448 ; 428451 ; 428480 ;
Abstract
A first layer made of a polymer of organosilicic compound containing at least silicon, oxygen and carbon is formed over a plastic substrate, and a second layer made of silicon oxide is then formed over the first layer, and the first and second layers in combination exhibit excellent gas-tight characteristics.