Granted Patent
Utility
US 5,116,949 · App. 07/400,941
Benzoyl urea compound-albumin complex
Inventors:
Tsunetaka Nakajima, Tadao Okamoto, Nobuo Kondo, Masahiro Watanabe, Koichi Yamauchi, Kazumasa Yokoyama, Takahiro Haga, Nobutoshi Yamada, Hideo Sugi, Toru Koyanagi
Patented Case
View Patent ↗
Granted: May 26, 1992
Filed: Aug 31, 1989
Inventors
Tsunetaka Nakajima
Tadao Okamoto
Nobuo Kondo
Masahiro Watanabe
Koichi Yamauchi
Kazumasa Yokoyama
Takahiro Haga
Nobutoshi Yamada
Hideo Sugi
Toru Koyanagi
Assignees (at issue)
ISHIHARA SANGYO KAISHA, LTD.
Green Cross Corporation
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.