Granted Patent
Utility
US 5,685,262 · App. 08/431,789
Colorizing disinfectant especially for milk animals
Inventor:
Dale Stevenson
Patented Case
View Patent ↗
Granted: Nov 11, 1997
Filed: May 1, 1995
Inventor
Dale Stevenson
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.