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 7318841 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 15, 2008

Filed:

Aug. 16, 2002
Applicants:

Aliassghar Tofighi, Waltham, MA (US);

Christian Rey, Castanet, FR;

Inventors:

Aliassghar Tofighi, Waltham, MA (US);

Christian Rey, Castanet, FR;

Assignee:

Etex Corporation, Cambridge, MA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F 2/28 (2006.01);
U.S. Cl.
CPC ...
Abstract

A low crystallinity calcium phosphate powder is prepared by mechanically grinding a calcium phosphate solid under grinding forces local heating sufficient to mechanically alloy the calcium phosphate solid and reduce the crystalline domains of the calcium phosphate solid to less than about 100 nm. The method is useful for making any calcium phosphate material by solid-solid mixing and high energy grinding.


Find Patent Forward Citations

Tofighi, Aliassghar. (2008). Synthesis of calcium phosphates by mechano-chemical process (U.S. Patent No. 7318841). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7318841

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