Granted Patent
Utility
US 5,300,243 · App. 08/024,926
Lubricant composition
Inventors:
Hugo Camenzind, Peter Nesvadba
Patented Case
View Patent ↗
Granted: Apr 5, 1994
Filed: Feb 26, 1993
Inventors
Hugo Camenzind
Peter Nesvadba
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.