Granted Patent
Utility
US 5,589,622 · App. 08/356,790
Plant parasitic nematode control
Inventors:
Sarah Gurr, Michael McPherson, Howard Atkinson, Dianna Bowles
Patented Case
View Patent ↗
Granted: Dec 31, 1996
Filed: Dec 13, 1994
Inventors
Sarah Gurr
Michael McPherson
Howard Atkinson
Dianna Bowles
Assignee (at issue)
Advanced Technologies (Cambridge) Limited
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.