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. 17, 1995
Filed:
Oct. 22, 1990
Applicant:
Inventors:
Shinya Sato, Miyagi, JP;
Kazuhiko Hatakawa, Kanagawa, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B / ; G11B / ; C08K / ;
U.S. Cl.
CPC ...
360132 ; 36013021 ; 242346 ; 2426154 ; 524495 ;
Abstract
Tape cassette tape guides are molded from a complex material of super macromolecular weight polyethylene-based resin having a molecular weight of from 500,000 to 1,000,000 mixed with polyphenyl sulfide resin or polybutylene terephthalate resin and carbon black of 1 to 15 percent by weight in order to reduce manufacturing costs.
Sato, Shinya. (1995). Tape cassette having tape guides made of polyethylene (U.S. Patent No. 5383077). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5383077
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile