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. 08, 1980
Filed:
Apr. 06, 1978
Applicant:
Inventor:
Ladislav Sandera, Schaffhausen, CH;
Assignee:
Swiss Aluminium Ltd., Chippis, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428461 ; 250372 ; 427409 ; 428469 ; 428913 ;
Abstract
A UV-light-sensitive sheet for graphic applications comprises an aluminum sheet or foil bearing an oxide film which is produced by anodizing and is colored but not yet sealed, an intermediate layer, and a layer of UV-light-sensitive plastic. The intermediate layer is formed from a solution containing at least one copolymer which is soluble in polar solvents and is made up of a monomer of the following group: