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:
Oct. 17, 1995
Filed:
Sep. 02, 1993
Applicant:
Inventors:
Yasuo Yoshinaka, Ohtsu, JP;
Katsuhiko Nose, Ohtsu, JP;
Yoshinori Takegawa, Ohtsu, JP;
Norimi Tabota, Ohtsu, JP;
Akito Hamano, Tsuruga, JP;
Katsuaki Kuze, Tsuruga, JP;
Assignee:
Toyo Boseki Kabushiki Kaisha, , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428323 ; 428 357 ; 428480 ; 428483 ;
Abstract
A polyester laminated film with excellent sealing ability is provided. The polyester laminated film comprises a base film of a polyester resin and a sealing film of a polyester composition, said sealing film being disposed on at least one side of said base film, wherein the sealing energy, which is measured when two pieces of said laminated films are joined together with the respective sealing films facing each other, is 300 g.cm/15 mm or more.