Granted Patent
Utility
US 5,480,979 · App. 08/244,053
Process for the production of alkyl and/or alkenyl oligoglycosides
Inventors:
Manfred Weuthen, Karlheinz Hill, Paul Schulz
Patented Case
View Patent ↗
Granted: Jan 2, 1996
Filed: May 13, 1994
Inventors
Manfred Weuthen
Karlheinz Hill
Paul Schulz
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.