Granted Patent
Utility
US 4,876,247 · App. 07/115,615
Methlenediphosphonic acid derivatives, and antirheumatic pharmaceutical composition in which they are present and methods of using same
Inventors:
Alain Barbier, Jean-Claude Breliere, Georges Garcia
Patented Case
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Granted: Oct 24, 1989
Filed: Oct 30, 1987
Inventors
Alain Barbier
Jean-Claude Breliere
Georges Garcia
Assignee (at issue)
Sanofi
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.