Granted Patent
Utility
US 5,648,477 · App. 08/477,320
Genetically engineered plant cells and plants exhibiting resistance to glutamine synthetase inhibitors, DNA fragments and recombinants for use in the production of said cells and plants
Inventors:
Jan Leemans, Johan Botterman, Charles J. Thompson, Rao Mouva
Patented Case
View Patent ↗
Granted: Jul 15, 1997
Filed: Jun 7, 1995
Inventors
Jan Leemans
Johan Botterman
Charles J. Thompson
Rao Mouva
Assignee (at issue)
Plant Genetic Systems N.V.
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.