Granted Patent
Utility
US 4,642,967 · App. 06/507,860
Packaging machine
Inventor:
Will L. Culpepper
Patented Case
View Patent ↗
Granted: Feb 17, 1987
Filed: Jun 27, 1983
Inventor
Will L. Culpepper
Assignee (at issue)
The Mead 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.