Granted Patent
Utility
US 5,922,667 · App. 08/818,190
Cleaning gels
Inventors:
Eduard C. van Baggem, Norman Jason Pritchard, Gijsbertus de Goederen, Ruben E. M. J. Jakobs
Patented Case
View Patent ↗
Granted: Jul 13, 1999
Filed: Mar 14, 1997
Inventors
Eduard C. van Baggem
Norman Jason Pritchard
Gijsbertus de Goederen
Ruben E. M. J. Jakobs
Assignee (at issue)
Diversey Lever, 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.