Granted Patent
Utility
US 4,540,723 · App. 06/610,909
Dental restorative composition containing monofunctional monomer and diolefinically unsaturated monomer
Inventor:
Lincoln Ying
Patented Case
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Granted: Sep 10, 1985
Filed: May 16, 1984
Inventor
Lincoln Ying
Assignee (at issue)
J&J Dental Products Company
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.