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:
May. 03, 2005
Filed:
Nov. 17, 2000
Cheng-hung Hung, Champaign, IL (US);
Joseph D. Smith, Owasso, OK (US);
George P. Fotou, Champaign, IL (US);
Kenneth C. Koehlert, Carlisle, MA (US);
Cheng-Hung Hung, Champaign, IL (US);
Joseph D. Smith, Owasso, OK (US);
George P. Fotou, Champaign, IL (US);
Kenneth C. Koehlert, Carlisle, MA (US);
Cabot Corporation, Boston, MA (US);
Abstract
The present invention provides a cerium oxide particulate composition and a process for preparing a cerium oxide particulate composition comprising aggregates of approximately spherical primary particles of cerium oxide. The method involves preparing a solution of a cerium oxide precursor, aerosolizing the cerium oxide precursor solution, and heating the aerosol to provide the cerium oxide particle composition.