Granted Patent
Utility
US 6,398,702 · App. 09/503,936
Roll having zirconia coating
Inventors:
Michelle L. Schlafer, Ann M. Kazakos, Joy L. Longhenry, Tim R. Jaskowiak
Patented Case
View Patent ↗
Granted: Jun 4, 2002
Filed: Feb 14, 2000
Inventors
Michelle L. Schlafer
Ann M. Kazakos
Joy L. Longhenry
Tim R. Jaskowiak
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.