Granted Patent
Utility
US 6,803,225 · App. 09/896,594
Protein glycosylation modification in Pichia pastoris
Inventors:
Roland Contreras, Nico Callewaert, Steven Geysens
Patented Case
View Patent ↗
Granted: Oct 12, 2004
Filed: Jun 29, 2001
Inventors
Roland Contreras
Nico Callewaert
Steven Geysens
Assignee (at issue)
Flanders Interuniversity Institute for Biotechnology
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.