Granted Patent
Utility
US 6,443,174 · App. 09/900,829
Fluid mass flow control valve and method of operation
Inventor:
Daniel T. Mudd
Patented Case
View Patent ↗
Granted: Sep 3, 2002
Filed: Jul 6, 2001
Inventor
Daniel T. Mudd
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.