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:
Jul. 11, 2000
Filed:
Nov. 24, 1997
Applicant:
Inventors:
Assignee:
Hitachi Chemical Company, Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428209 ; 428458 ; 428349 ; 428344 ; 42218602 ; 174 / ;
Abstract
An electromagnetic sheilding bonding film has a substantially transparent base film and an electroconductive metallic material layer geometrically patterned on the base film to have an aperture ratio of 50% or more. A bonding agent layer is placed at least over a part of the plastic base film not covered by the electroconductive metallic material layer and has a predetermined selectively given fluidity.