Granted Patent
Utility
US 5,618,113 · App. 08/536,217
Bulk container with glued bottom
Inventor:
Norwin C. Derby
Patented Case
View Patent ↗
Granted: Apr 8, 1997
Filed: Sep 29, 1995
Inventor
Norwin C. Derby
Assignee (at issue)
Super Sack Mfg. Corp.
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.