Granted Patent
Utility
US 5,283,231 · App. 07/395,925
Aqueous suspension concentrate compositions
Inventors:
Leonard J. Morgan, Mark Bell
Patented Case
View Patent ↗
Granted: Feb 1, 1994
Filed: Aug 18, 1989
Inventors
Leonard J. Morgan
Mark Bell
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.