Granted Patent
Utility
US 6,451,221 · App. 09/749,580
Extrudable magnet compound with improved flow properties
Inventors:
Steven C. Hart, Lois A. Eckstrom
Patented Case
View Patent ↗
Granted: Sep 17, 2002
Filed: Dec 28, 2000
Inventors
Steven C. Hart
Lois A. Eckstrom
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.