Granted Patent
Utility
US 6,653,455 · App. 09/807,451
Crystallization of doxorubicin hydrochloride
Inventors:
Osamu Johdo, Takuma Nakao, Takeo Yoshioka
Patented Case
View Patent ↗
Granted: Nov 25, 2003
Filed: Apr 13, 2001
Inventors
Osamu Johdo
Takuma Nakao
Takeo Yoshioka
Assignee (at issue)
Mercian Corporation
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.