Granted Patent
Utility
US 6,505,659 · App. 10/101,801
Tool support
Inventor:
Richard M. Hummel
Patented Case
View Patent ↗
Granted: Jan 14, 2003
Filed: Mar 20, 2002
Inventor
Richard M. Hummel
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.