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. 01, 1986
Filed:
Jan. 27, 1984
Applicant:
Inventors:
Sadao Otsuka, Nagareyame, JP;
Takehiko Moriya, Tokyo, JP;
Toshio Komatsu, Tokyo, JP;
Akira Katada, Tokyo, JP;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65D / ;
U.S. Cl.
CPC ...
206204 ; 206484 ; 2064842 ; 2065242 ; 426124 ; 428 68 ;
Abstract
An oxygen absorbent packet comprising an oxygen absorbent packaged and sealed in a double packaging material 6 comprised of a gas-permeable outer material layer 1 composed of a plastic film or transparent paper, a gas-permeable sealing layer 2, an inner material layer 3 composed of gas-permeable paper or nonwoven cloth, and a gas-permeable sealing layer 4, and also containing an air layer 5 between layers and 1 and 2 or between layers 2 and 3.