Granted Patent
Utility
US 5,710,120 · App. 08/647,194
Nonsilicated soft metal safe product
Inventors:
Ratana Kanluen, Henry Scrivens, Angela Brett
Patented Case
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Granted: Jan 20, 1998
Filed: May 9, 1996
Inventors
Ratana Kanluen
Henry Scrivens
Angela Brett
Assignee (at issue)
Diversey Lever, 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.