Granted Patent
Utility
US 6,489,103 · App. 09/464,122
In vitro sorting method
Inventors:
Andrew David Griffiths, Dan Tawfik
Patented Case
View Patent ↗
Granted: Dec 3, 2002
Filed: Dec 16, 1999
Inventors
Andrew David Griffiths
Dan Tawfik
Assignee (at issue)
Medical Research Council
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.