Granted Patent
Utility
US 4,356,053 · App. 06/262,598
Edge sealing of laminate
Inventor:
Lewis C. LoMaglio
Patented Case
View Patent ↗
Granted: Oct 26, 1982
Filed: May 11, 1981
Inventor
Lewis C. LoMaglio
Assignee (at issue)
Ethyl 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.