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. 16, 2009
Filed:
Aug. 30, 2005
Applicants:
George G. I. Moore, Afton, MN (US);
William M. Lamanna, Stillwater, MN (US);
Michael S. Terrazas, Prescott, WI (US);
Rudolf J. Dams, Antwerp, BE;
Johan E. DE Witte, Westmalle, BE;
Inventors:
George G. I. Moore, Afton, MN (US);
William M. Lamanna, Stillwater, MN (US);
Michael S. Terrazas, Prescott, WI (US);
Rudolf J. Dams, Antwerp, BE;
Johan E. De Witte, Westmalle, BE;
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 143/70 (2006.01);
U.S. Cl.
CPC ...
Abstract
Described are monomeric fluorochemical surfactants having two perfluoroalkyl sulfonamido segments and two hydrophilic group, which are more efficient and effective in lowering the surface tension of organic solvents and water compared to other C-based fluorochemical surfactants.