Granted Patent
Utility
US 6,809,073 · App. 10/000,641
Method of producing a multi-layer detergent tablet
Inventors:
Wilfried Hoflinger, Laurence Geret, Brigitte Sandmann, Ralf Wiedemann
Patented Case
View Patent ↗
Granted: Oct 26, 2004
Filed: Nov 15, 2001
Inventors
Wilfried Hoflinger
Laurence Geret
Brigitte Sandmann
Ralf Wiedemann
Assignee (at issue)
Reckitt Benckiser LLC
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.