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. 23, 1993
Filed:
Jul. 01, 1991
Applicant:
Inventors:
Kim R Smith, Baton Rouge, LA (US);
James E Borland, Baton Rouge, LA (US);
Jeffrey W Perine, Baton Rouge, LA (US);
Joe D Sauer, Baton Rouge, LA (US);
Assignee:
Ethyl Corporation, Richmond, VA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
564292 ; 544107 ; 544108 ; 564197 ; 564282 ; 564285 ; 564292 ; 564294 ; 564296 ;
Abstract
Quaternary ammonium halides are prepared in solid form by reacting an alkyl or aralkyl halide with ammonia or an amine in a liquefied gas as the solvent.
Smith, Kim. (1993). Preparation of solid quaternary ammonium halides (U.S. Patent No. 5196582). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5196582
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile