Granted Patent
Utility
US 4,671,435 · App. 06/696,259
Programmable wide area insecticide dispensing system and method
Inventors:
Daniel M. Stout, Michael W. Ellis, Arthur Raymond Terwilleger, Robert D. Shankle, Jr.
Patented Case
View Patent ↗
Granted: Jun 9, 1987
Filed: Jan 30, 1985
Inventors
Daniel M. Stout
Michael W. Ellis
Arthur Raymond Terwilleger
Robert D. Shankle, Jr.
Assignees (at issue)
Whitmine Research Laboratories, Inc.
Alfa Laval Inc.
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.