Granted Patent
Utility
US 5,624,465 · App. 08/335,113
Internally-carbonating cleaning composition and method of use
Inventor:
Robert D. Harris
Patented Case
View Patent ↗
Granted: Apr 29, 1997
Filed: Nov 7, 1994
Inventor
Robert D. Harris
Assignee (at issue)
Harris Research, 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.