Granted Patent
Utility
US 6,066,484 · App. 08/912,560
Purine nucleosidase
Inventors:
Haruyo Hatanaka, Toshihiko Ashikari, Jun Ogawa, Sakayu Shimizu
Patented Case
View Patent ↗
Granted: May 23, 2000
Filed: Aug 18, 1997
Inventors
Haruyo Hatanaka
Toshihiko Ashikari
Jun Ogawa
Sakayu Shimizu
Assignee (at issue)
SUNTORY HOLDINGS LIMITED
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.