Granted Patent
Utility
US 5,633,441 · App. 08/361,467
Plants with genetic female sterility
Inventors:
Willy De Greef, John Van Emmelo, Dulce Eleonora De Oliveira, Maria-Helena De Souza, Marc Van Montagu
Patented Case
View Patent ↗
Granted: May 27, 1997
Filed: Dec 22, 1994
Inventors
Willy De Greef
John Van Emmelo
Dulce Eleonora De Oliveira
Maria-Helena De Souza
Marc Van Montagu
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.