Granted Patent
Utility
US 6,592,001 · App. 10/022,473
Dispenser for sheet material containing a dispensing port incrementally variable within a range
Inventors:
Richard P. Lewis, Cleary E. Mahaffey, Paul Francis Tramontina
Patented Case
View Patent ↗
Granted: Jul 15, 2003
Filed: Dec 18, 2001
Inventors
Richard P. Lewis
Cleary E. Mahaffey
Paul Francis Tramontina
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.