Granted Patent
Utility
US 6,509,516 · App. 09/430,497
Male-sterile brassica plants and methods for producing same
Inventors:
Brigitte Weston, Marc De Beuckeleer
Patented Case
View Patent ↗
Granted: Jan 21, 2003
Filed: Oct 29, 1999
Inventors
Brigitte Weston
Marc De Beuckeleer
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.