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. 30, 2019
Filed:
Aug. 01, 2013
Sofradim Production, Trévoux, FR;
Sébastien Ladet, Caluire & Cuire, FR;
Sebastien Francois, Jassans-Riottier, FR;
Julien Claret, Villefranche sur Saone, FR;
Maud Buffin, Lyons, FR;
Sofradim Production, Trévoux, FR;
Abstract
Method for preparing a chitosan-based porous layer The present invention relates to a method or preparing a chitosan-based, neutralized compressed porous layer, comprising the following steps: —a) a chitosan solution is prepared, —b) said solution is poured into a mold in order to form a layer, —c) the layer obtained in b) is lyophilized so as to obtain a porous layer, —d) said porous layer obtained in c) is compressed, —e) the compressed porous layer obtained in d) is neutralized by means of an NHOH solution. It also relates to an implant comprising a layer obtained according to such a method.