Granted Patent
Utility
US 5,780,634 · App. 08/549,142
Process for producing 2-(carboxyphenyl)-4-quinolinecarboxylic acid compounds
Inventors:
Yoshihisa Inoue, Hajime Ebisu, Naomichi Ishida, Norifumi Nakamura, Jun Sasaki, Takashi Okazoe, Yoshitomi Morizawa, Arata Yasuda, Shuzhong Wang, Tomoko Ito
Patented Case
View Patent ↗
Granted: Jul 14, 1998
Filed: Oct 27, 1995
Inventors
Yoshihisa Inoue
Hajime Ebisu
Naomichi Ishida
Norifumi Nakamura
Jun Sasaki
Takashi Okazoe
Yoshitomi Morizawa
Arata Yasuda
Shuzhong Wang
Tomoko Ito
Assignees (at issue)
Green Cross Corporation
ASAHI GLASS CO., LTD.
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.