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:
Sep. 24, 2019
Filed:
Apr. 15, 2015
41 Hemiverse Ag, Bettlach, CH;
Tom Overes, Langendorf, CH;
Robert Frigg, Bettlach, CH;
41 Hemiverse AG, Bettlach, CH;
Abstract
An artificial joint implant () comprising a first element () with a socket () and a second element () with a ball head (), wherein said ball head () is insertable in said socket () such as to form a ball-and-socket connection between said first element () and said second element (), and the movement of said ball head () in said socket () is restricted by means of a protrusion () engaged in a groove (), whereby said protrusion () has a central axis Aand is protruding from the surface of said socket () and said groove () is provided on the surface of said ball head () or vice versa; —said groove () is positioned along a great circle of said ball head () or of said socket (), —said protrusion () has a shape allowing rotation of the protrusion around its central axis Awhen received in the groove (); and—the surface roughness of the protrusion () and/or of the groove () is at most 25 micrometers.