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:
Mar. 04, 1986
Filed:
Aug. 22, 1984
Yoshitake Kato, Ibaragi, JP;
Mitsuaki Naoi, Tokyo, JP;
Hitachi Maxell, Ltd., Tokyo, JP;
Matsumi Electric Co., Tokyo, JP;
Abstract
A recording disc cartridge comprising a disc case composed of a top case half and a bottom case half and a recording disc rotatably enclosed in the disc case, each of the top half and the bottom half being provided with at least one pair of connecting bosses in such a manner that the connecting bosses of one half are engageable with the corresponding connecting bosses of the other half and that the connecting bosses are disposed symmetrically relative to a phantom line passing the center of a head insertion hole and the center of a drive shaft insertion hole.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile