Granted Patent
Utility
US 4,375,482 · App. 06/174,553
Package including product support insert
Inventors:
Raymond V. Maroszek, Walter Oppermann
Patented Case
View Patent ↗
Granted: Mar 1, 1983
Filed: Aug 1, 1980
Inventors
Raymond V. Maroszek
Walter Oppermann
Assignee (at issue)
James River-Dixie Northern, 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.