Granted Patent
Utility
US 5,644,900 · App. 08/484,643
Multiwall bag
Inventors:
Raymond George Steele, Stephen John Grace, John Frederick Robinson, Andreas Karl Haussrer, Eric John Brown, Michael John Kane, Allan Paul MacFarlane, Ian Murray Allerby
Patented Case
View Patent ↗
Granted: Jul 8, 1997
Filed: Jun 7, 1995
Inventors
Raymond George Steele
Stephen John Grace
John Frederick Robinson
Andreas Karl Haussrer
Eric John Brown
Michael John Kane
Allan Paul MacFarlane
Ian Murray Allerby
Assignee (at issue)
Stone Container Corporation
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.