Granted Patent
Utility
US 4,592,190 · App. 06/710,450
Sleeve carton end panel and flap folding and sealing assembly
Inventors:
Earle C. Sherman, James B. P. Green, Jr.
Patented Case
View Patent ↗
Granted: Jun 3, 1986
Filed: Mar 11, 1985
Inventors
Earle C. Sherman
James B. P. Green, Jr.
Assignees (at issue)
Johns Manville
Southern Tool Company, 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.