Granted Patent
Utility
US 5,277,818 · App. 08/051,270
Albumin preparation and process for preparing the same
Inventors:
Yasushi Matsuoka, Shinichiro Hase, Kazuo Takechi, Shinji Tomioka, Kazumasa Yokoyama
Patented Case
View Patent ↗
Granted: Jan 11, 1994
Filed: Apr 22, 1993
Inventors
Yasushi Matsuoka
Shinichiro Hase
Kazuo Takechi
Shinji Tomioka
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.