Granted Patent
Utility
US 6,683,143 · App. 09/564,449
Ion-sensitive, water-dispersible polymers, a method of making same and items using same
Inventors:
Pavneet S. Mumick, Yihua Chang, Franklin M. Chen, Frederick J. Lang, Kim G. Schick, Walter T. Schultz, William S. Pomplun, Dave Allen Soerens, Kenneth Y. Wang
Patented Case
View Patent ↗
Granted: Jan 27, 2004
Filed: May 4, 2000
Inventors
Pavneet S. Mumick
Yihua Chang
Franklin M. Chen
Frederick J. Lang
Kim G. Schick
Walter T. Schultz
William S. Pomplun
Dave Allen Soerens
Kenneth Y. Wang
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.