Granted Patent
Utility
US 5,350,890 · App. 07/954,531
Contact switch device
Inventors:
Brian Fairbrother, Paul James Rose, Richard Farman
Patented Case
View Patent ↗
Granted: Sep 27, 1994
Filed: Oct 1, 1992
Inventors
Brian Fairbrother
Paul James Rose
Richard Farman
Assignee (at issue)
Gould Instruments Systems, Inc.
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.