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. 29, 2022
Filed:
Jan. 31, 2019
Stryker European Holdings I, Llc, Kalamazoo, MI (US);
Steven Willis, Mahwah, NJ (US);
Steven F. Krause, Oakland, NJ (US);
Amir Ali Sharifi-Mehr, Bloomingdale, NJ (US);
Brett Traficant, Wyckoff, NJ (US);
Erika Corbin, Mahwah, NJ (US);
Lauren Barkauskas, Pittsburgh, PA (US);
Stryker European Holdings I, LLC, Kalamazoo, MI (US);
Abstract
A bone fastener includes a head, and a screw portion extends from the head. The screw portion includes a shaft and a thread extending along and about the shaft. The thread has a height extending from a root to a tip thereof. The thread also has first and second portions disposed between the root and the tip. The second portion has a porous structure configured to promote bone ingrowth and has a porosity greater than that of the first portion.