Granted Patent
Utility
US 5,808,255 · App. 08/681,251
Fluid pressure responsive electric switch
Inventors:
Scott B. Sehlhorst, James R. Thayer, John Hancock
Patented Case
View Patent ↗
Granted: Sep 15, 1998
Filed: Jul 22, 1996
Inventors
Scott B. Sehlhorst
James R. Thayer
John Hancock
Assignee (at issue)
Texas Instruments Incorporated
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.