Granted Patent
Utility
US 6,581,856 · App. 09/433,344
Fluid mixer
Inventor:
Dharapuram N. Srinath
Patented Case
View Patent ↗
Granted: Jun 24, 2003
Filed: Nov 4, 1999
Inventor
Dharapuram N. Srinath
Assignee (at issue)
Bowles Fluidics 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.