Granted Patent
Utility
US 6,596,541 · App. 09/784,859
Methods of modifying eukaryotic cells
Inventors:
Andrew J. Murphy, George D. Yancopoulos
Patented Case
View Patent ↗
Granted: Jul 22, 2003
Filed: Feb 16, 2001
Inventors
Andrew J. Murphy
George D. Yancopoulos
Assignee (at issue)
Regeneron Pharmaceuticals, 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.