Granted Patent
Utility
US 5,286,403 · App. 08/020,865
Concentrated cleaning compositions
Inventors:
Michael Eamon Peter O'DWYER, Mary K. Haber, Eddy Stephens
Patented Case
View Patent ↗
Granted: Feb 15, 1994
Filed: Feb 19, 1993
Inventors
Michael Eamon Peter O'DWYER
Mary K. Haber
Eddy Stephens
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.