Granted Patent
Utility
US 6,423,675 · App. 09/447,644
Cleaning-in-place composition and method for using the same
Inventors:
Michael F. Coughlin, David Cole, Charles A. Crawford
Patented Case
View Patent ↗
Granted: Jul 23, 2002
Filed: Nov 23, 1999
Inventors
Michael F. Coughlin
David Cole
Charles A. Crawford
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.