Granted Patent
Utility
US 5,962,399 · App. 08/969,254
Preparation of alkylpolyglycosides and cleaning compositions comprising same
Inventors:
Harald P. Wulff, Paul A. Siracusa, Patricia E. Bator, Barry A. Salka, Michael W. Counts, Robert A. Aleksejczyk, Patrick M. McCurry, Jr., Robert S. McDaniel, Jr., William G. Kozak, Allen D. Urfer, Gail M. Howell
Patented Case
View Patent ↗
Granted: Oct 5, 1999
Filed: Nov 13, 1997
Inventors
Harald P. Wulff
Paul A. Siracusa
Patricia E. Bator
Barry A. Salka
Michael W. Counts
Robert A. Aleksejczyk
Patrick M. McCurry, Jr.
Robert S. McDaniel, Jr.
William G. Kozak
Allen D. Urfer
Gail M. Howell
Assignee (at issue)
Henkel Limited
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.