Granted Patent
Utility
US 6,801,899 · App. 10/107,743
Assistance method and apparatus
Inventor:
Randall B. Lauffer
Patented Case
View Patent ↗
Granted: Oct 5, 2004
Filed: Mar 26, 2002
Inventor
Randall B. Lauffer
Assignee (at issue)
Ingenio, LLC
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.