Granted Patent
Utility
US 6,608,092 · App. 10/019,254
Crystals of benzimidazole compounds
Inventors:
Akira Fujishima, Isao Aoki, Keiji Kamiyama
Patented Case
View Patent ↗
Granted: Aug 19, 2003
Filed: Dec 28, 2001
Inventors
Akira Fujishima
Isao Aoki
Keiji Kamiyama
Assignee (at issue)
Takeda Chemical Industries Ltd.
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.