Granted Patent
Utility
US 5,747,441 · App. 08/720,281
Encapsulated bleach particles
Inventors:
Bastiaan Domburg, Anshu Gupta, Hendrik de Ruijter, Antonius Henricus J. Strijbosch
Patented Case
View Patent ↗
Granted: May 5, 1998
Filed: Sep 26, 1996
Inventors
Bastiaan Domburg
Anshu Gupta
Hendrik de Ruijter
Antonius Henricus J. Strijbosch
Assignee (at issue)
Lever Brothers Company, 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.