Granted Patent
Utility
US 4,992,488 · App. 07/403,845
Glass fibre-reinforced epoxide resin moulding composition and its use
Inventor:
Peter Ruf
Patented Case
View Patent ↗
Granted: Feb 12, 1991
Filed: Sep 1, 1989
Inventor
Peter Ruf
Assignee (at issue)
Ciba-Geigy
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.