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:
Aug. 29, 1978
Filed:
Jun. 03, 1976
Alan Lauder, Newark, DE (US);
E. I. Du Pont de Nemours & Company, Wilmington, DE (US);
Abstract
Catalytic compounds having the general formula ABO.sub.3 and a perovskite crystal structure, wherein about from 1 to 20% of the B site cations are ions of a platinum metal, the remainder of the B site cations are ions of metals having atomic radii between about from 0.4 and 1.4 Angstroms, and the A site cations consist essentially of ions of a metal having an atomic number of 11 to 51, 57 to 71, or 89 to 103, useful for the promotion of gaseous oxidation and reduction reactions, particularly in the cleanup of exhaust gases of internal combustion engines.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile