Granted Patent
Utility
US 6,403,546 · App. 09/774,973
Floor cleaner and gloss enhancer
Inventors:
Pablo Hernandez, Russell O. Carlsen, Shwn-Meei Linden, Melwyn Turner, Ryan E. Kron
Patented Case
View Patent ↗
Granted: Jun 11, 2002
Filed: Jan 31, 2001
Inventors
Pablo Hernandez
Russell O. Carlsen
Shwn-Meei Linden
Melwyn Turner
Ryan E. Kron
Assignee (at issue)
S. C. Johnson Commercial Markets, 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.