Granted Patent
Utility
US 6,716,962 · App. 09/948,374
Extractive purification of lipopeptide antibiotics
Inventors:
Donald B. Borders, Noreen Francis, Amedeo A. Fantini
Patented Case
View Patent ↗
Granted: Apr 6, 2004
Filed: Sep 6, 2001
Inventors
Donald B. Borders
Noreen Francis
Amedeo A. Fantini
Assignee (at issue)
Micrologix Biotech Inc.
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.