Granted Patent
Utility
US 4,069,329 · App. 05/760,740
N.sup.2 -Naphthalenesulfonyl-L-arginine derivatives, and the pharmaceutically acceptable acid addition salts thereof
Inventors:
Shosuke Okamoto, Ryoji Kikumoto, Yoshikuno Tamao, Kazuo Ohkubo, Shinji Tonomura
Patented Case
View Patent ↗
Granted: Jan 17, 1978
Filed: Jan 19, 1977
Inventors
Shosuke Okamoto
Ryoji Kikumoto
Yoshikuno Tamao
Kazuo Ohkubo
Shinji Tonomura
Assignees (at issue)
Mitsubishi Chemical Industries, Ltd.
Shosuke Okamoto
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.