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. 09, 2004
Filed:
Oct. 16, 2001
Applicant:
Inventors:
Helmut Bahrmann, Hamminkeln, DE;
Hans Bohnen, Moers, DE;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07F 9/58 ; C07F 9/141 ;
U.S. Cl.
CPC ...
C07F 9/58 ; C07F 9/141 ;
Abstract
The invention relates to novel ionic liquids and to the production and use thereof. The novel ionic liquids are salts of sulphonated or carboxylated triesters of phosphorous acid as the anionic component and ammonium ions, which can be substituted with organic radicals, as the cationic component.