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:
Jan. 05, 1993
Filed:
Feb. 21, 1991
Applicant:
Inventors:
Shinichi Kondo, Miyagi, JP;
Naoki Yoshinari, Miyagi, JP;
Assignee:
Sony Corporation, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
360132 ;
Abstract
A tape cassette is provided, in which a cassette shell body made of opaque resin and a window portion made of transparent resin are molded to be unitary by a dichromatic molding process. This tape cassette is characterized in that the transparent resin of the window portion is general purpose polystyrene and the opaque resin of the cassette shell body is general purpose polystyrene colored by adding thereto very small amounts of rubber component and pigment.
Kondo, Shinichi. (1993). Tape cassette with general purpose polystyrene body colored by (U.S. Patent No. 5177655). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5177655
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile