Granted Patent
Utility
US 6,479,741 · App. 09/858,892
Musical device having multiple configurations and methods of using the same
Inventors:
Kenneth P. Morton, Kenneth G. Parker, Peter Reile, Maarten Huystee
Patented Case
View Patent ↗
Granted: Nov 12, 2002
Filed: May 17, 2001
Inventors
Kenneth P. Morton
Kenneth G. Parker
Peter Reile
Maarten Huystee
Assignee (at issue)
MATTEL, 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.