Granted Patent
Utility
US 6,509,310 · App. 09/585,684
Compositions containing &agr;-sulfofatty acid esters and method of making the same
Inventors:
Paul Danton Huish, Laurie A. Jensen, Pule B. Libe, Mark Fredrickson
Patented Case
View Patent ↗
Granted: Jan 21, 2003
Filed: Jun 1, 2000
Inventors
Paul Danton Huish
Laurie A. Jensen
Pule B. Libe
Mark Fredrickson
Assignee (at issue)
Huish Detergents Incorporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.