Granted Patent
Utility
US 6,801,751 · App. 09/632,424
Interactive learning appliance
Inventors:
Michael C. Wood, James Marggraff, Matthew Brown, Matt Fishbach
Patented Case
View Patent ↗
Granted: Oct 5, 2004
Filed: Aug 4, 2000
Inventors
Michael C. Wood
James Marggraff
Matthew Brown
Matt Fishbach
Assignee (at issue)
LeapFrog Enterprises, 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.