Granted Patent
Utility
US 4,227,006 · App. 05/691,766
N.sup.2 -Dansyl-L-arginine derivatives, and the pharmaceutically acceptable acid addition salts thereof
Inventors:
Shosuke Okamoto, Ryoji Kikumoto, Yoshikuni Tamao, Shinji Tonomura, Kazuo Ohkubo
Patented Case
View Patent ↗
Granted: Oct 7, 1980
Filed: Jun 1, 1976
Inventors
Shosuke Okamoto
Ryoji Kikumoto
Yoshikuni Tamao
Shinji Tonomura
Kazuo Ohkubo
Assignee (at issue)
Mitsubishi Chemical 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.