Granted Patent
Utility
US 6,200,941 · App. 08/708,473
Fully diluted hard surface cleaners containing high concentrations of certain anions
Inventors:
Gary M. Strandburg, Daniel H. Haigh, John Gardner, Kevin J. Wagers, Erin D. O'Driscoll
Patented Case
View Patent ↗
Granted: Mar 13, 2001
Filed: Sep 5, 1996
Inventors
Gary M. Strandburg
Daniel H. Haigh
John Gardner
Kevin J. Wagers
Erin D. O'Driscoll
Assignee (at issue)
S. C. JOHNSON & SON, 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.