Granted Patent
Utility
US 5,730,795 · App. 08/710,927
Process for manufacturing titanium dioxide pigment having a hydrous oxide coating using a media mill
Inventor:
Scott M. Herkimer
Patented Case
View Patent ↗
Granted: Mar 24, 1998
Filed: Sep 24, 1996
Inventor
Scott M. Herkimer
Assignee (at issue)
E.I. DU PONT DE NEMOURS AND COMPANY
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.