Granted Patent
Utility
US 5,369,020 · App. 08/031,823
Method for suppressing coloring of human serum albumin
Inventors:
Akinori Sumi, Wataru Ohtani, Naoto Furuhata, Kazuya Takeshima, Kaeko Kamide, Takao Ohmura, Kazumasa Yokoyama
Patented Case
View Patent ↗
Granted: Nov 29, 1994
Filed: Mar 16, 1993
Inventors
Akinori Sumi
Wataru Ohtani
Naoto Furuhata
Kazuya Takeshima
Kaeko Kamide
Takao Ohmura
Kazumasa Yokoyama
Assignee (at issue)
Green Cross Corporation
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.