Granted Patent
Utility
US 5,938,337 · App. 09/170,273
Bottom filled, bottom-gusseted bag and method of making the same
Inventors:
Alexander R. Provan, Toby R. Thomas
Patented Case
View Patent ↗
Granted: Aug 17, 1999
Filed: Oct 13, 1998
Inventors
Alexander R. Provan
Toby R. Thomas
Assignee (at issue)
Tenneco Packaging Inc.
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.