Granted Patent
Utility
US 5,371,161 · App. 08/154,650
Method for the preparation of organopolysiloxanes containing SIH groups
Inventor:
Wilfried Knott
Patented Case
View Patent ↗
Granted: Dec 6, 1994
Filed: Nov 18, 1993
Inventor
Wilfried Knott
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.