Granted Patent
Utility
US 6,797,673 · App. 10/322,963
Lecithin-containing drift reduction composition for use in spraying agricultural acreage
Inventors:
Randall Worthley, Daniel Bergman
Patented Case
View Patent ↗
Granted: Sep 28, 2004
Filed: Dec 18, 2002
Inventors
Randall Worthley
Daniel Bergman
Assignee (at issue)
Platte Chemical Co.
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.