Granted Patent
Utility
US 6,090,765 · App. 09/209,258
Composition for cleaning hard surfaces
Inventors:
Robert H. Black, John F. Dorrian, J. Christopher Shannon
Patented Case
View Patent ↗
Granted: Jul 18, 2000
Filed: Dec 10, 1998
Inventors
Robert H. Black
John F. Dorrian
J. Christopher Shannon
Assignee (at issue)
Church & Dwight Co., 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.