Granted Patent
Utility
US 4,647,679 · App. 06/699,968
Platinum and/or palladium containing organopolysiloxane-ammonium compounds, method for their preparation and uses
Inventors:
Peter Panster, Marlies Englisch, Peter Kleinschmit
Patented Case
View Patent ↗
Granted: Mar 3, 1987
Filed: Feb 8, 1985
Inventors
Peter Panster
Marlies Englisch
Peter Kleinschmit
Assignee (at issue)
Degussa 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.