Granted Patent
Utility
US 6,557,704 · App. 09/658,610
Arrangement for portable pumping unit
Inventor:
Larry Tab Randolph
Patented Case
View Patent ↗
Granted: May 6, 2003
Filed: Sep 8, 2000
Inventor
Larry Tab Randolph
Assignee (at issue)
KCI Licensing, 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.