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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.:

US 6338810 B1

PDFFull Text
Date of Patent:
Jan. 15, 2002

Filed:

Aug. 03, 2000

Method for making apatite ceramics, in particular for biological use

Applicant:
Inventors:

Joëlle Carpena, Jouques, FR;

Benoît Donazzon, Lanta, FR;

Jean-Louis Lacout, Toulouse, FR;

Michèle Freche, Fonsegrives, FR;

Assignee:

Commissariat a l'Energie Atomique, Paris, FR;

Attorney:

Burns Doane Swecker & Mathis LLP

Primary Examiner:

Christopher A Fiorilla

Int. Cl.
CPC ...
A61C 1/300 ; B05D 3/00 ;
U.S. Cl.
CPC ...
A61C 1/300 ; B05D 3/00 ;
Abstract

A process for manufacturing an apatite ceramic, especially for biological use involves the preparation of a homogeneous mixture of powders to form a hydroxyapatite of formula Ca (PO ) (OH) , stoichiometric or non-stoichiometric, possibly containing other additives or flaws, compacting the mixture under a pressure of 100 to 500 Mpa at room temperature, and subjecting it to hydrothermal treatment at low temperature (100 to 500° C.) in the presence of water and in a sealed chamber.

Find Patent Forward Citations

Carpena, Joëlle. (2002). Method for making apatite ceramics, in particular for biological use (U.S. Patent No. 6338810). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6338810

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