Granted Patent
Utility
US 4,946,289 · App. 07/012,146
Reclosable open mouth bag
Inventors:
Robert W. Bolling, Jr., James R. Sanders
Patented Case
View Patent ↗
Granted: Aug 7, 1990
Filed: Feb 6, 1987
Inventors
Robert W. Bolling, Jr.
James R. Sanders
Assignee (at issue)
Union Camp 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.