Granted Patent
Utility
US 6,336,908 · App. 09/495,579
Detachable back support, apron and method
Inventor:
Ernest Gerald Slautterback
Patented Case
View Patent ↗
Granted: Jan 8, 2002
Filed: Feb 1, 2000
Inventor
Ernest Gerald Slautterback
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.