Granted Patent
Utility
US 4,526,639 · App. 06/404,175
Apparatus and method for forming and stacking plastic bags
Inventor:
George J. Reimann
Patented Case
View Patent ↗
Granted: Jul 2, 1985
Filed: Aug 2, 1982
Inventor
George J. Reimann
Assignee (at issue)
Mobil Oil 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.