Granted Patent
Utility
US 6,509,027 · App. 09/782,168
Injectable pharmaceutical composition comprising coated particles of camptothecin
Inventors:
Howard Sands, Awadhesh Mishra
Patented Case
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Granted: Jan 21, 2003
Filed: Feb 12, 2001
Inventors
Howard Sands
Awadhesh Mishra
Assignees (at issue)
Supergen, Inc.
RTP Pharma, 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.