Granted Patent
Utility
US 6,162,756 · App. 09/043,185
Tin catalysts, a process for their production, their use and cross-linkable mixtures containing them
Inventors:
Robert Friebe, Hans Sattlegger, Karl-Heinz Sockel, Wilhelm Weber, Axel Wilms
Patented Case
View Patent ↗
Granted: Dec 19, 2000
Filed: Mar 12, 1998
Inventors
Robert Friebe
Hans Sattlegger
Karl-Heinz Sockel
Wilhelm Weber
Axel Wilms
Assignee (at issue)
GE Bayer Silicones GmbH & Co. KG
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.