Granted Patent
Utility
US 6,440,046 · App. 09/437,435
Disabled user lift system
Inventor:
Alan L. Tholkes
Patented Case
View Patent ↗
Granted: Aug 27, 2002
Filed: Nov 17, 1999
Inventor
Alan L. Tholkes
Assignee (at issue)
ALTIMATE MEDICAL HOLDINGS, 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.