Granted Patent
Utility
US 6,337,397 · App. 09/726,481
Pyrimidine derivatives and their salts, useful for making benzoxazepine derivatives
Inventors:
Toshio Tatsuoka, Katsuhide Kamei, Noriko Maeda, Teruyoshi Inoue
Patented Case
View Patent ↗
Granted: Jan 8, 2002
Filed: Dec 1, 2000
Inventors
Toshio Tatsuoka
Katsuhide Kamei
Noriko Maeda
Teruyoshi Inoue
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.