Granted Patent
Utility
US 6,784,149 · App. 10/021,596
Laundry detergents and cleaners comprising microdisperse silicate-containing particles
Inventors:
Harald Bauer, Gunther Schimmel
Patented Case
View Patent ↗
Granted: Aug 31, 2004
Filed: Dec 12, 2001
Inventors
Harald Bauer
Gunther Schimmel
Assignee (at issue)
Clariant Corporation
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.