Granted Patent
Utility
US 5,631,238 · App. 08/429,303
Spicamycin derivatives and the use thereof
Inventors:
Noboru Otake, Hiroyuki Kawai, Tomiko Kawasaki, Atsuo Odagawa, Masaru Kamishohara, Teruyuki Sakai
Patented Case
View Patent ↗
Granted: May 20, 1997
Filed: Apr 26, 1995
Inventors
Noboru Otake
Hiroyuki Kawai
Tomiko Kawasaki
Atsuo Odagawa
Masaru Kamishohara
Teruyuki Sakai
Assignee (at issue)
KIRIN BEER KABUSHIKI KAISHA
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.