Granted Patent
Utility
US 6,673,367 · App. 09/465,158
Controlled/modified release oral methylphenidate formulations
Inventors:
Paul Goldenheim, Richard Sackler, Thinnayam N. Krishnamurthy, Andrew Darke, Benjamin Oshlack
Patented Case
View Patent ↗
Granted: Jan 6, 2004
Filed: Dec 16, 1999
Inventors
Paul Goldenheim
Richard Sackler
Thinnayam N. Krishnamurthy
Andrew Darke
Benjamin Oshlack
Assignee (at issue)
Euro-Celtique S.A.
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.