Granted Patent
Utility
US 4,678,595 · App. 06/769,631
Carpet shampoo or upholstery cleaning composition
Inventors:
Arshad H. Malik, Allen D. Urfer, Robert S. McDaniel, Jr., Donald L. Johnson
Patented Case
View Patent ↗
Granted: Jul 7, 1987
Filed: Aug 26, 1985
Inventors
Arshad H. Malik
Allen D. Urfer
Robert S. McDaniel, Jr.
Donald L. Johnson
Assignee (at issue)
A.E. Staley Manufacturing Company
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.