Granted Patent
Utility
US 5,397,785 · App. 08/115,257
4-acylaminopyridine derivative
Inventors:
Kunihiro Ninomiya, Ken-ichi Sato, Mamoru Sugano, Akihiro Tobe, Yasuhiro Morinaka, Tomoko Bessho, Haruko Harada
Patented Case
View Patent ↗
Granted: Mar 14, 1995
Filed: Sep 2, 1993
Inventors
Kunihiro Ninomiya
Ken-ichi Sato
Mamoru Sugano
Akihiro Tobe
Yasuhiro Morinaka
Tomoko Bessho
Haruko Harada
Assignee (at issue)
Mitsubishi Kasei 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.