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.

Date of Patent:
Jun. 13, 2000

Filed:

Apr. 23, 1998
Applicant:
Inventors:

Kazuyoshi Hayashi, Tokyo-To, JP;

Koji Shimizu, Tokyo-To, JP;

Kozo Mita, Tokyo-To, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65D / ;
U.S. Cl.
CPC ...
383209 ; 383208 ;
Abstract

A pair of superposed laminated films are fed by a web feed unit, and a longitudinal heat-sealing unit and a lateral heat-sealing unit unite together the pair of films by heat-sealing. A notch and tearing incision forming unit forms notches and tearing incisions in the pair of films. A cutting unit cuts the thus processed pair of united films into packages.


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