Granted Patent
Utility
US 4,512,135 · App. 06/493,873
Locking mechanism for wrap-around cartons
Inventors:
Dale K. Scott, Rodney K. Calvert
Patented Case
View Patent ↗
Granted: Apr 23, 1985
Filed: May 12, 1983
Inventors
Dale K. Scott
Rodney K. Calvert
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.