Granted Patent
Utility
US 5,648,372 · App. 08/382,158
Antifungal agents, and compositions
Inventors:
Toshihiko Naito, Katsura Hata, Yumiko Kaku, Akihiko Tsuruoka, Itaru Tsukada, Manabu Yanagisawa, Toshio Toyosawa, Kazumasa Nara
Patented Case
View Patent ↗
Granted: Jul 15, 1997
Filed: Feb 1, 1995
Inventors
Toshihiko Naito
Katsura Hata
Yumiko Kaku
Akihiko Tsuruoka
Itaru Tsukada
Manabu Yanagisawa
Toshio Toyosawa
Kazumasa Nara
Assignee (at issue)
Eisai Inc.
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.