Granted Patent
Utility
US 6,473,571 · App. 09/678,153
Communicating dispensing article
Inventors:
Paul M. Wegman, J. Stephen Kittelberger
Patented Case
View Patent ↗
Granted: Oct 29, 2002
Filed: Oct 2, 2000
Inventors
Paul M. Wegman
J. Stephen Kittelberger
Assignee (at issue)
Xerox Corporation
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.