Granted Patent
Utility
US 5,591,640 · App. 08/405,765
Functional DNA block and plasmid coding for hirudin, transformed yeast, method for preparing hirudin, hirudin obtained and its pharmaceutical use
Inventors:
Gerard Loison, Yves Lemoine, Nathalie Labat, Alain Balland
Patented Case
View Patent ↗
Granted: Jan 7, 1997
Filed: Mar 16, 1995
Inventors
Gerard Loison
Yves Lemoine
Nathalie Labat
Alain Balland
Assignee (at issue)
Behringwerke A.G.
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.