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:
Jan. 19, 2016
Filed:
Nov. 21, 2011
Applicants:
Alan Shi, Plymouth, MN (US);
Bernard Q. LI, Plymouth, MN (US);
Daniel D. Sorensen, Blaine, MN (US);
Darren A. Janzig, Center City, MN (US);
Inventors:
Alan Shi, Plymouth, MN (US);
Bernard Q. Li, Plymouth, MN (US);
Daniel D. Sorensen, Blaine, MN (US);
Darren A. Janzig, Center City, MN (US);
Assignee:
Medtronic, Inc, Minneapolis, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23F 1/18 (2006.01); C23F 1/20 (2006.01); C23F 1/26 (2006.01); C23F 1/30 (2006.01); A61L 31/02 (2006.01); A61L 27/06 (2006.01); A61L 27/50 (2006.01); A61L 31/14 (2006.01); B23H 7/02 (2006.01);
U.S. Cl.
CPC ...
A61L 31/022 (2013.01); A61L 27/06 (2013.01); A61L 27/50 (2013.01); A61L 31/14 (2013.01); C23F 1/18 (2013.01); C23F 1/20 (2013.01); C23F 1/26 (2013.01); C23F 1/30 (2013.01); A61L 2400/18 (2013.01); B23H 7/02 (2013.01);
Abstract
The invention describes a process to remove a recast layer and/or burrs from machining processes to provide a surface of a titanium medical device without dissipation of copper or zinc from the surface of the medical device.