Granted Patent
Utility
US 6,554,869 · App. 09/776,074
Polymers for laundry applications
Inventors:
Eric Aubay, Wilfried Blokzijl, Cedric Geffroy, Khalid Mahmood, Laurence Griffith Thompson, John Michael WALSH, Kenneth Wong, Dominic Wai-Kwing Yeung
Patented Case
View Patent ↗
Granted: Apr 29, 2003
Filed: Feb 2, 2001
Inventors
Eric Aubay
Wilfried Blokzijl
Cedric Geffroy
Khalid Mahmood
Laurence Griffith Thompson
John Michael WALSH
Kenneth Wong
Dominic Wai-Kwing Yeung
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.