Granted Patent
Utility
US 4,784,608 · App. 07/090,456
Attachment for removably supporting a denture in the mouth of the user
Inventor:
Ralph C. Mays
Patented Case
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Granted: Nov 15, 1988
Filed: Aug 28, 1987
Inventor
Ralph C. Mays
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.