Granted Patent
Utility
US 4,742,469 · App. 06/795,139
Electronic meter circuitry
Inventors:
John G. Haines, Albert L. Pion, Elizabeth A. Simon, Christopher Mayer
Patented Case
View Patent ↗
Granted: May 3, 1988
Filed: Oct 31, 1985
Inventors
John G. Haines
Albert L. Pion
Elizabeth A. Simon
Christopher Mayer
Assignee (at issue)
F.M.E. Corporation
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.