Granted Patent
Utility
US 5,770,409 · App. 08/677,911
Fermentative preparation of lysine with a strain of C. glutamicum
Inventors:
Walter Pfefferle, Hermann Lotter, Heinz Friedrich, Wolfgang Degener
Patented Case
View Patent ↗
Granted: Jun 23, 1998
Filed: Jul 10, 1996
Inventors
Walter Pfefferle
Hermann Lotter
Heinz Friedrich
Wolfgang Degener
Assignee (at issue)
Degussa AG
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.