Granted Patent
Utility
US 4,361,579 · App. 06/188,787
Organogermanium compounds
Inventors:
Tomohiko Munakata, Chiaki Tashiro, Yutaka Maruyama
Patented Case
View Patent ↗
Granted: Nov 30, 1982
Filed: Sep 19, 1980
Inventors
Tomohiko Munakata
Chiaki Tashiro
Yutaka Maruyama
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.