Granted Patent
Utility
US 6,057,280 · App. 09/195,785
Compositions containing .alpha.-sulfofatty acid esters and methods of making and using the same
Inventors:
Paul Danton Huish, Laurie A. Jensen, Pule B. Libe
Patented Case
View Patent ↗
Granted: May 2, 2000
Filed: Nov 19, 1998
Inventors
Paul Danton Huish
Laurie A. Jensen
Pule B. Libe
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.