Granted Patent
Utility
US 5,425,943 · App. 07/900,796
Modified tPA-containing injection composition having increased solubility
Inventors:
Masahiro Kawahara, Yuichiro Hayashi, Naoki Asakawa, Sumio Watanabe, Yasuo Miyake
Patented Case
View Patent ↗
Granted: Jun 20, 1995
Filed: Jun 22, 1992
Inventors
Masahiro Kawahara
Yuichiro Hayashi
Naoki Asakawa
Sumio Watanabe
Yasuo Miyake
Assignee (at issue)
Eisai Inc.
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.