Granted Patent
Utility
US 6,313,272 · App. 09/350,823
DNA encoding high affinity interleukin-4 muteins
Inventors:
Jeffrey Greve, Armen B. Shanafelt, Steven O. Roczniak
Patented Case
View Patent ↗
Granted: Nov 6, 2001
Filed: Jul 9, 1999
Inventors
Jeffrey Greve
Armen B. Shanafelt
Steven O. Roczniak
Assignee (at issue)
Bayer Aktiengesellschaft
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.