Granted Patent
Utility
US 5,503,991 · App. 08/237,405
Vectors for use in filamentous fungi
Inventors:
David I. Gwynne, Francis Buxton, Mark H. Pickett, Roger W. Davies, Claudio Scazzocchio
Patented Case
View Patent ↗
Granted: Apr 2, 1996
Filed: May 2, 1994
Inventors
David I. Gwynne
Francis Buxton
Mark H. Pickett
Roger W. Davies
Claudio Scazzocchio
Assignee (at issue)
Gist-Brocades
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.