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:
Aug. 21, 1990
Filed:
May. 02, 1988
Applicant:
Inventor:
Yasuharu Hakamatsuka, Hachioji, JP;
Assignee:
Olympus Optical Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F / ;
U.S. Cl.
CPC ...
623 16 ; 4332011 ; 427-2 ; 428702 ; 501105 ; 501152 ;
Abstract
A composite structure useful as an implant material in bones includes a matrix made of Al.sub.2 O.sub.3 --ZrO.sub.2 (Y.sub.2 O.sub.3) ceramic material. The surface of the matrix is non-monocrystallized. A bio-active layer covers the matrix surface.
Hakamatsuka, Yasuharu. (1990). Composite structure useful as artificial bones (U.S. Patent No. 4950294). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4950294
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile