Granted Patent
Utility
US 4,468,953 · App. 06/400,683
Viscosity and elasticity of a fluid
Inventor:
Ronald F. Garritano
Patented Case
View Patent ↗
Granted: Sep 4, 1984
Filed: Jul 22, 1982
Inventor
Ronald F. Garritano
Assignee (at issue)
Rheometrics, Inc.
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.