Granted Patent
Utility
US 4,858,596 · App. 07/157,689
Portable sequential compression device
Inventors:
Mark W. Kolstedt, John F. Dye
Patented Case
View Patent ↗
Granted: Aug 22, 1989
Filed: Feb 18, 1988
Inventors
Mark W. Kolstedt
John F. Dye
Assignee (at issue)
The Kendall Company LP
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.