Granted Patent
Utility
US 5,895,605 · App. 08/923,868
Defoaming compositions
Inventors:
Stephen F. Gross, Michael S. Wiggins, Ronald W. Broadbent, David Devore
Patented Case
View Patent ↗
Granted: Apr 20, 1999
Filed: Sep 4, 1997
Inventors
Stephen F. Gross
Michael S. Wiggins
Ronald W. Broadbent
David Devore
Assignee (at issue)
Henkel Limited
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.