Granted Patent
Utility
US 6,776,291 · App. 09/670,884
Article and apparatus for particulate size separation
Inventors:
Juan A. Morales Tirado, Samir Kumar, Judith M. Vandewinckel, Fumii Higuchi
Patented Case
View Patent ↗
Granted: Aug 17, 2004
Filed: Sep 27, 2000
Inventors
Juan A. Morales Tirado
Samir Kumar
Judith M. Vandewinckel
Fumii Higuchi
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.