Granted Patent
Utility
US 4,484,351 · App. 06/497,229
Non-glass chemical container
Inventors:
Marc de Leeuwe, Jeffrey S. Beitel
Patented Case
View Patent ↗
Granted: Nov 20, 1984
Filed: May 23, 1983
Inventors
Marc de Leeuwe
Jeffrey S. Beitel
Assignee (at issue)
Union Carbide 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.