Granted Patent
Utility
US 5,783,542 · App. 08/660,530
Anionic stabilized enzyme based clean-in-place system
Inventor:
Carol A. Rouillard
Patented Case
View Patent ↗
Granted: Jul 21, 1998
Filed: Jun 7, 1996
Inventor
Carol A. Rouillard
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.