Granted Patent
Utility
US 6,562,120 · App. 10/171,774
Granular pigments
Inventors:
Peter Robin Emery, Joseph Hugh McAualay, Peter Dunker
Patented Case
View Patent ↗
Granted: May 13, 2003
Filed: Jun 17, 2002
Inventors
Peter Robin Emery
Joseph Hugh McAualay
Peter Dunker
Assignee (at issue)
Elementis UK Limited
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.