Granted Patent
Utility
US 6,562,771 · App. 09/821,613
Laundry treatment for fabrics
Inventors:
Timothy David Finch, Andrew Hopkinson
Patented Case
View Patent ↗
Granted: May 13, 2003
Filed: Mar 29, 2001
Inventors
Timothy David Finch
Andrew Hopkinson
Assignee (at issue)
Unilever Home & Personal Care USA, Division of Conopco, 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.