Granted Patent
Utility
US 4,514,501 · App. 06/348,194
Method for cultivation of microorganism
Inventors:
Yukio Kita, Kazuo Koide, Kouki Horiko
Patented Case
View Patent ↗
Granted: Apr 30, 1985
Filed: Feb 12, 1982
Inventors
Yukio Kita
Kazuo Koide
Kouki Horiko
Assignee (at issue)
Oji Paper 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.