Granted Patent
Utility
US 4,607,786 · App. 06/712,714
Double insert lock carton and blank therefor
Inventor:
Sherry M. Weaver
Patented Case
View Patent ↗
Granted: Aug 26, 1986
Filed: Mar 18, 1985
Inventor
Sherry M. Weaver
Assignee (at issue)
Waldorf 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.