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:
Jul. 06, 1982
Filed:
Oct. 22, 1979
Applicant:
Inventor:
Theophiel C Staar, Brussels, BE;
Assignee:
Staar S. A., , BE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
360132 ; 360 69 ; 360 722 ; 360137 ;
Abstract
Cassettes of recording tape are provided with an electronic memory including semi-conductor circuits mounted in the cassette housing for storing data relating to the cassette or tape therein. A memory error signal device is also provided in the cassette housing having states representing that data stored on the cassette memory has an error or no error. Devices for a tape deck apparatus for cooperation with the cassette memory circuits and error signal device are also disclosed.
Quick Actions:
Staar, Theophiel. (1982). Magnetic tape cassettes provided with memory circuits for storing (U.S. Patent No. 4338644). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4338644
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile