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. 04, 1983
Filed:
Dec. 02, 1981
Applicant:
Inventor:
Shigeo Horii, Kyoto, JP;
Assignee:
Ricoh Co. Ltd., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65D / ; B32B / ; B32B / ;
U.S. Cl.
CPC ...
428 35 ; 428200 ; 428201 ; 428204 ; 428207 ; 428209 ; 428332 ; 428336 ; 428344 ; 428347 ; 428349 ; 428354 ; 428458 ; 428463 ; 428913 ; 428922 ;
Abstract
The sheet material for packaging electronic parts consists of a laminated material which comprises a transparent plastic film layer and a thin metal film layer having a light transmittance of at least 25% and an electric resistance of less than 10.sup.8 ohms/cm.sup.2. The sheet material is heat-sealable at the surface of said metal film layer. An envelope for packaging electronic parts is made of the sheet material by heat-sealing in a state of disposing the plastic film layer outside.
Horii, Shigeo. (1983). Sheet material and envelope for packaging electronic parts (U.S. Patent No. 4407872). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4407872
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile