Granted Patent
Utility
US 4,339,039 · App. 06/172,276
Impact resistant foam cushioned packages
Inventor:
Laurie G. Mykleby
Patented Case
View Patent ↗
Granted: Jul 13, 1982
Filed: Jul 25, 1980
Inventor
Laurie G. Mykleby
Assignee (at issue)
First National Packaging Co., 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.