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. 18, 2000
Filed:
Nov. 04, 1996
Applicant:
Inventors:
Richard M Stern, Woodbury, MN (US);
Wei-Qiang Fan, Cottage Grove, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01F / ; A62D / ;
U.S. Cl.
CPC ...
516 12 ; 516915 ; 252-3 ; 544173 ; 564147 ; 564297 ;
Abstract
This invention provides aqueous film-forming foamable (AFFF) compositions comprising one or more environmentally-friendly .alpha.-branched fluoroalkylcarbonyl group-containing surfactants.