Granted Patent
Utility
US 5,728,265 · App. 08/632,191
Process for enhancing white liquor penetration into wood chips by contacting the chips with a mixture of the white liquor and a polymethylalkyl siloxane
Inventors:
Marie-Esther Saint Victor, David Devore, Barbara Balos Bowker, John J. Palmer, Vincent T. Stine
Patented Case
View Patent ↗
Granted: Mar 17, 1998
Filed: Apr 15, 1996
Inventors
Marie-Esther Saint Victor
David Devore
Barbara Balos Bowker
John J. Palmer
Vincent T. Stine
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.