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. 21, 2014
Filed:
Jul. 08, 2008
Anette Fredriksson, Västra Frölunda, SE;
Ingela Petersson, Göteborg, SE;
Anette Fredriksson, Västra Frölunda, SE;
Ingela Petersson, Göteborg, SE;
Astra Tech AB, Molndal, SE;
Abstract
The invention relates to a method for modification of a biocompatible component comprising the steps of a) providing a biocompatible component at least partly covered by metallic oxide; and b) treating at least a part of said component, which part is covered by said metallic oxide, with an aqueous composition comprising oxalic acid; whereby a modified metallic oxide is obtained. The invention also relates to a biocompatible component comprising a substrate having a surface comprising a) a microstructure comprising pits separated by plateus and/or ridges; and b) a primary nanostructure being superimposed on said microstructure, said primary nanostructure comprising depressions arranged in a wave-like formation.