Granted Patent
Utility
US 4,544,597 · App. 06/441,277
Corrugated paper board and its method of manufacture
Inventors:
Albert D. Peer, Jr., Paul T. Obolewicz
Patented Case
View Patent ↗
Granted: Oct 1, 1985
Filed: Nov 12, 1982
Inventors
Albert D. Peer, Jr.
Paul T. Obolewicz
Assignee (at issue)
Adolph Coors Company
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.