Granted Patent
Utility
US 6,706,944 · App. 10/017,465
Absorbent materials having improved absorbent properties
Inventors:
Jian Qin, Xiaomin Zhang, Sridhar Ranganathan, Yong Li
Patented Case
View Patent ↗
Granted: Mar 16, 2004
Filed: Dec 14, 2001
Inventors
Jian Qin
Xiaomin Zhang
Sridhar Ranganathan
Yong Li
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.