Granted Patent
Utility
US 6,447,641 · App. 08/969,880
Transfer system and process for making a stretchable fibrous web and article produced thereof
Inventors:
Richard Wolkowicz, Kenneth Kaufman
Patented Case
View Patent ↗
Granted: Sep 10, 2002
Filed: Nov 14, 1997
Inventors
Richard Wolkowicz
Kenneth Kaufman
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.