Granted Patent
Utility
US 5,929,299 · App. 08/693,100
Helicobacter pylori-colonized mongolian gerbils, method for preparation thereof, and method for screening anti-Helicobacter pylori substance using them
Inventors:
Yoshifumi Ikeda, Fumihiro Hirayama, Shiro Takagi
Patented Case
View Patent ↗
Granted: Jul 27, 1999
Filed: Aug 9, 1996
Inventors
Yoshifumi Ikeda
Fumihiro Hirayama
Shiro Takagi
Assignee (at issue)
Yoshitomi Pharmaceutical Industries, 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.