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:
Sep. 23, 1980
Filed:
Oct. 23, 1978
Applicant:
Inventors:
Murray C Cooperman, East Windsor, NJ (US);
Francis Duneczky, Westfield, NJ (US);
Francis C Naughton, Mountainside, NJ (US);
Robert W White, Califon, NJ (US);
Assignee:
NL Industries, Inc., New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ;
U.S. Cl.
CPC ...
424 70 ; 252-88 ; 424329 ;
Abstract
The castor based quaternaries of the instant invention are prepared by condensing a castor fatty acid with the amino protons of a diamine containing a tertiary amino group at one end to form an intermediate product and then quaternizing the intermediate product.