Granted Patent
Utility
US 5,905,243 · App. 08/919,213
Power breaker
Inventors:
Lukas Zehnder, Kurt Kaltenegger, Benedikt Lopfe, Lorenz Müller, Manfred Seidel
Patented Case
View Patent ↗
Granted: May 18, 1999
Filed: Aug 28, 1997
Inventors
Lukas Zehnder
Kurt Kaltenegger
Benedikt Lopfe
Lorenz Müller
Manfred Seidel
Assignee (at issue)
Asea Brown Boveri, S.A.
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.