Granted Patent
Utility
US 6,805,965 · App. 10/036,735
Method for the application of hydrophobic chemicals to tissue webs
Inventor:
Kou-Chang Liu
Patented Case
View Patent ↗
Granted: Oct 19, 2004
Filed: Dec 21, 2001
Inventor
Kou-Chang Liu
Assignee (at issue)
Kimberly-Clark Worldwide, 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.