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:
Mar. 19, 1985
Filed:
Jun. 20, 1983
Applicant:
Inventors:
Joseph G Fenyes, Germantown, TN (US);
John D Pera, Cordova, TN (US);
Assignee:
Buckman Laboratories, Inc., Memphis, TN (US);
Primary Examiner:
Int. Cl.
CPC ...
C10M / ;
U.S. Cl.
CPC ...
252 34 ; 252 493 ; 252 495 ; 514244 ;
Abstract
Quaternary ammonium salts formed by the reaction of hexamethylenetetramine with carboxylic acids and esters, amides and nitriles substituted in the alpha position by chlorine or bromine are preservatives for aqueous solutions, emulsions, and suspensions which are susceptible to microbiological degradation.
Fenyes, Joseph. (1985). Method of preservation of aqueous systems by addition to said systems of (U.S. Patent No. 4505831). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4505831
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile