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:
Feb. 07, 2006
Filed:
Sep. 08, 2003
Toivo T. Kodas, Albuquerque, NM (US);
Mark J. Hampden-smith, Albuquerque, NM (US);
Quint H. Powell, Albuquerque, NM (US);
James H. Brewster, Albuquerque, NM (US);
Daniel J. Skamser, Greenville, SC (US);
Klaus Kunze, Albuquerque, NM (US);
Paolina Atanassova, Albuquerque, NM (US);
Paul Napolitano, Albuquerque, NM (US);
Toivo T. Kodas, Albuquerque, NM (US);
Mark J. Hampden-Smith, Albuquerque, NM (US);
Quint H. Powell, Albuquerque, NM (US);
James H. Brewster, Albuquerque, NM (US);
Daniel J. Skamser, Greenville, SC (US);
Klaus Kunze, Albuquerque, NM (US);
Paolina Atanassova, Albuquerque, NM (US);
Paul Napolitano, Albuquerque, NM (US);
Cabot Corporation, Boston, MA (US);
Abstract
Dental glass powders, methods for producing the powders and dental compositions including the glass powders. The powders preferably have a well-controlled particle size, narrow size distribution and a spherical morphology. The method includes forming the particles by a spray pyrolysis technique. The invention also includes dental filler and restorative compositions that include the glass powders.