Granted Patent
Utility
US 5,531,392 · App. 08/381,084
Creel
Inventor:
Robert S. Weiner
Patented Case
View Patent ↗
Granted: Jul 2, 1996
Filed: Jan 31, 1995
Inventor
Robert S. Weiner
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.