Granted Patent
Utility
US 4,355,654 · App. 06/238,497
Fluid flow control device for monitoring the fluid flow in a conduit for leakage of fluid
Inventors:
Paul Levesque, Neal M. Lavado
Patented Case
View Patent ↗
Granted: Oct 26, 1982
Filed: Feb 26, 1981
Inventors
Paul Levesque
Neal M. Lavado
Assignee (at issue)
Midland-Ross 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.