Granted Patent
Utility
US 5,616,691 · App. 08/456,484
Process for producing albumin preparation
Inventors:
Tuyoshi Takahashi, Kazuo Ikegaya, Shinobu Mochizuki, Hideo Nishimaki
Patented Case
View Patent ↗
Granted: Apr 1, 1997
Filed: Jun 1, 1995
Inventors
Tuyoshi Takahashi
Kazuo Ikegaya
Shinobu Mochizuki
Hideo Nishimaki
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.