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. 15, 1978
Filed:
Feb. 11, 1977
Applicant:
Inventor:
John Tracy Scales, Stanmore, GB;
Assignee:
National Research Development Corporation, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F / ;
U.S. Cl.
CPC ...
3-191 ; 3-1912 ; 128 / ;
Abstract
An endoprosthetic bone joint device of ball-and-socket form has a socket component with a compound concave surface therein including a cup bounded by an annular trough, the co-operating ball normally seating in the cup but being alternatively seatable in the trough when dislocation would otherwise occur.