Granted Patent
Utility
US 5,960,994 · App. 09/246,681
Roll up tube dispenser apparatus
Inventor:
Raymond A. Liberatore
Patented Case
View Patent ↗
Granted: Oct 5, 1999
Filed: Feb 8, 1999
Inventor
Raymond A. Liberatore
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.