Granted Patent
Utility
US 4,795,028 · App. 07/125,326
Combination beverage package
Inventors:
Norman P. Wittig, David S. Groh
Patented Case
View Patent ↗
Granted: Jan 3, 1989
Filed: Nov 25, 1987
Inventors
Norman P. Wittig
David S. Groh
Assignees (at issue)
Erie Plastics Corporation
Mike Schecter Associates, 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.