Granted Patent
Utility
US 3,993,939 · App. 05/539,212
Pressure variable capacitor
Inventors:
Michael Slavin, Ralph W. Carp, George T. Bata
Patented Case
View Patent ↗
Granted: Nov 23, 1976
Filed: Jan 7, 1975
Inventors
Michael Slavin
Ralph W. Carp
George T. Bata
Assignee (at issue)
Bendix Limited
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.