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:
Feb. 19, 1985
Filed:
Mar. 12, 1984
Applicant:
Inventors:
Lino Credali, Casalecchio di Reno, IT;
Emilio Martini, Pontecchio Marconi, IT;
Domenico Lori, Ferrara, IT;
Assignee:
Montedison S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21H / ; B32B / ; B32B / ;
U.S. Cl.
CPC ...
428284 ; 156 622 ; 156 628 ; 156313 ; 1563096 ; 162123 ; 162132 ; 428513 ; 428534 ;
Abstract
Composite sheets comprising a layer of cellulosic fibers and a layer adjacent thereto consisting in whole or in part of thermoplastic fibers are made to adhere by superimposing the sheets on the side of the cellulosic fibers layer and by inserting between such layers a film of a thermoplastic polymer having: