Granted Patent
Utility
US 4,573,863 · App. 06/670,888
Fluid driven tube positioner
Inventor:
Ronald T. Picotte
Patented Case
View Patent ↗
Granted: Mar 4, 1986
Filed: Nov 13, 1984
Inventor
Ronald T. Picotte
Assignee (at issue)
St. Regis 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.