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:
Jan. 24, 2012
Filed:
Nov. 18, 2005
Applicants:
Nikolai (Mykola) Ignatyev, Duisburg, DE;
Urs Welz-biermann, Heppenheim, DE;
Andriy Kucheryna, Kiev, UA;
Helge Willner, Muelheim/Ruhr, DE;
Inventors:
Nikolai (Mykola) Ignatyev, Duisburg, DE;
Urs Welz-Biermann, Heppenheim, DE;
Andriy Kucheryna, Kiev, UA;
Helge Willner, Muelheim/Ruhr, DE;
Assignee:
Merck Patent Gesellschaft mit beschrankter Haftung, Darmstadt, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 207/04 (2006.01); C07D 231/06 (2006.01); C07D 231/10 (2006.01); C07D 233/04 (2006.01); C07D 233/54 (2006.01); C07D 249/04 (2006.01); C07D 249/08 (2006.01); C07D 263/30 (2006.01); C07D 277/20 (2006.01); C07D 215/02 (2006.01); C07D 217/02 (2006.01); C07D 211/80 (2006.01); C07D 211/06 (2006.01); C07D 209/04 (2006.01); C07D 237/06 (2006.01); C07D 239/24 (2006.01); C07D 241/10 (2006.01); C07D 241/36 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a method for producing onium salts with tetrafluoroborate anion by reacting an onium halide with an oxonium tetrafluoroborate, sulfonium tetrafluoroborate, or triphenylcarbonium tetrafluoroborate.