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. 09, 2002
Filed:
May. 09, 1996
Applicant:
Inventors:
Shulamith Radin, Voorhees, NJ (US);
Paul Ducheyne, Rosemont, PA (US);
Sylvie Falaize, Lyons, FR;
Portonovo S. Ayyaswamy, Broomall, PA (US);
Assignee:
The Trustees of the University of Pennsyvania, Philadelphia, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01N 2/526 ;
U.S. Cl.
CPC ...
A01N 2/526 ;
Abstract
Hollow particles having a shell substantially composed of calcium-phosphate, methods for preparing the same, and methods of use are disclosed. The particles are obtained by differential immersion of silica-based, calcium and phosphate containing glass particles.