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:
Jun. 03, 2014
Filed:
Feb. 17, 2009
Applicant:
Daniel W. Armstrong, Arlington, TX (US);
Inventor:
Daniel W. Armstrong, Arlington, TX (US);
Assignee:
Sigma-Aldrich, Co., Saint Louis, MO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 59/44 (2006.01); C07D 403/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
Imidazolium-based dicationic liquid salts and methods of using such imidazolium-based dicationic liquid salts in techniques such as ESI-MS are provided.