Granted Patent
Utility
US 4,648,285 · App. 06/734,810
Apparatus for converting rotational motion to linear motion
Inventor:
William W. Carson
Patented Case
View Patent ↗
Granted: Mar 10, 1987
Filed: May 16, 1985
Inventor
William W. Carson
Assignee (at issue)
Millipore 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.