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:
Nov. 29, 1994
Filed:
May. 17, 1993
Applicant:
Inventors:
Kenji Sashihara, Kanagawa, JP;
Shigeru Minato, Kanagawa, JP;
Assignee:
Fuji Photo Film Co., Ltd., Miami-Ashigara, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
156195 ; 138 91 ; 138109 ; 138144 ; 156191 ; 206416 ; 493276 ; 524503 ; 525 57 ;
Abstract
A paper tube consisting essentially of one or a plurality of paper tapes formed into a tube and a blend adhesive comprising two or more aqueous adhesives different in their concentrations adhering the paper tapes, its production and a package using it. In the paper tube, the adhesive can be coated into a thin film layer even at a high concentration without reducing the initial adhesive force, and the drying process after the coating can be omitted.