Granted Patent
Utility
US 6,139,007 · App. 09/425,536
Sheet separator dam with buckling element
Inventors:
Daniel Paul Cahill, Robert Joseph Feldman, Sishuang Li, Adam Gordon Price, Richard Gayle Snapp, Scott Stephen Williams, Curtis Duane Woodson
Patented Case
View Patent ↗
Granted: Oct 31, 2000
Filed: Oct 22, 1999
Inventors
Daniel Paul Cahill
Robert Joseph Feldman
Sishuang Li
Adam Gordon Price
Richard Gayle Snapp
Scott Stephen Williams
Curtis Duane Woodson
Assignee (at issue)
Lexmark International, 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.