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:
Jan. 08, 1980
Filed:
Aug. 30, 1978
Applicant:
Inventors:
Friedlieb Seehofer, Pinneberg, DE;
Erwin Kausch, Buchholz, DE;
Assignee:
B.A.T. Cigaretten-Fabriken GmbH, Hamburg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A24B / ; B01D / ; A24B / ;
U.S. Cl.
CPC ...
131 / ; 131 107 ; 131 109 ; 131 / ; 131 / ; 1311 / ; 1312 / ; 131264 ;
Abstract
A method for the catalytic removal of nitric oxide and carbon monoxide from tobacco smoke which comprises contacting the smoke with a compound of the formula