Granted Patent
Utility
US 4,476,282 · App. 06/489,853
Method of producing finely divided, stable oil-in-water emulsions of organopolysiloxanes
Inventors:
Gotz Koerner, Friedhelm Nickel, Hans Rott, Gunter Schmidt
Patented Case
View Patent ↗
Granted: Oct 9, 1984
Filed: Apr 29, 1983
Inventors
Gotz Koerner
Friedhelm Nickel
Hans Rott
Gunter Schmidt
Assignee (at issue)
Th. Goldschmidt. AG
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.