Granted Patent
Utility
US 5,599,787 · App. 08/428,109
Aqueous anionic surfactant solutions stable at low temperature comprising glycoside and alkoxylated nonionic surfactant mixtures and processes of making same
Inventors:
Karl Schmid, Brigitte Giesen, Andreas Syldath
Patented Case
View Patent ↗
Granted: Feb 4, 1997
Filed: Jun 19, 1995
Inventors
Karl Schmid
Brigitte Giesen
Andreas Syldath
Assignee (at issue)
Henkel Kommanditgesellschaft auf Aktien
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.