Granted Patent
Utility
US 6,696,423 · App. 09/512,946
Methods and compositions for therapies using genes encoding secreted proteins such as interferon-beta
Inventors:
James Barsoum, Xiao Qin
Patented Case
View Patent ↗
Granted: Feb 24, 2004
Filed: Feb 25, 2000
Inventors
James Barsoum
Xiao Qin
Assignee (at issue)
Biogen 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.