Granted Patent
Utility
US 6,498,913 · App. 09/939,489
Static charge controlling system and a reproduction machine having same
Inventors:
Ana P. Tooker, Barbara J. Schaeffer, James D. Walsh, William H. Wayman
Patented Case
View Patent ↗
Granted: Dec 24, 2002
Filed: Aug 27, 2001
Inventors
Ana P. Tooker
Barbara J. Schaeffer
James D. Walsh
William H. Wayman
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.