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:
Jul. 17, 2012
Filed:
Jan. 25, 1999
Applicants:
Richard J. Lazzara, Lake Worth, FL (US);
Thomas S. Heylmun, Meriden, CT (US);
Keith D. Beaty, Jupiter, FL (US);
Inventors:
Richard J. Lazzara, Lake Worth, FL (US);
Thomas S. Heylmun, Meriden, CT (US);
Keith D. Beaty, Jupiter, FL (US);
Assignee:
Biomet 3I, LLC, Palm Beach Gardens, FL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F 2/28 (2006.01);
U.S. Cl.
CPC ...
Abstract
An infection-blocking dental implant in which a threaded portion which contacts bone is roughened except for up to three threads which may be exposed by bone recession after implantation, which have a smooth surface. Preferably, the implant is of titanium or titanium alloy and the threaded portion is roughened by a two-step acid treatment.