Granted Patent
Utility
US 4,768,387 · App. 07/049,666
Flowmeter
Inventors:
Charles Kemp, Kamal A. Khan
Patented Case
View Patent ↗
Granted: Sep 6, 1988
Filed: May 13, 1987
Inventors
Charles Kemp
Kamal A. Khan
Assignee (at issue)
Milltronics Ltd.
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.