Granted Patent
Utility
US 4,589,280 · App. 06/666,358
Fluid flow meter utilizing pressure sensing
Inventor:
Garry L. Carter
Patented Case
View Patent ↗
Granted: May 20, 1986
Filed: Oct 30, 1984
Inventor
Garry L. Carter
Assignee (at issue)
Medical Engineering Company, LLC
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.