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. 13, 1980
Filed:
Oct. 21, 1975
Applicant:
Inventor:
Herbert Schwartz, Vineland, NJ (US);
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
A61L / ;
U.S. Cl.
CPC ...
424 76 ; 424244 ; 424249 ; 424329 ;
Abstract
A method of combatting offsensive odors comprising contacting the odorant with a solution containing a quaternary ammonium salt catalyst with a tetracyclic heterocycle containing four nitrogen atoms which is capable of removing malodors by reaction therewith.