Granted Patent
Utility
US 4,953,987 · App. 07/287,262
Cone top to flat top fabric transport bag
Inventor:
Daniel R. Schnaars
Patented Case
View Patent ↗
Granted: Sep 4, 1990
Filed: Dec 6, 1988
Inventor
Daniel R. Schnaars
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.