Granted Patent
Utility
US 6,575,397 · App. 10/132,435
Dispenser for sheet material
Inventors:
Paul Francis Tramontina, Richard P. Lewis
Patented Case
View Patent ↗
Granted: Jun 10, 2003
Filed: Apr 25, 2002
Inventors
Paul Francis Tramontina
Richard P. Lewis
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.