Granted Patent
Utility
US 5,397,497 · App. 08/101,066
Bath additive composition containing polyglycerol fatty acid ester mixture
Inventors:
Gerald Jakobson, Werner Siemanowski, Karl-Heinz Uhlig
Patented Case
View Patent ↗
Granted: Mar 14, 1995
Filed: Aug 4, 1993
Inventors
Gerald Jakobson
Werner Siemanowski
Karl-Heinz Uhlig
Assignee (at issue)
SOLVAY FLUOR und DERIVATE GmbH
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.