Granted Patent
Utility
US 6,796,884 · App. 10/444,880
Abrasivity control of magnetic media using burnishing techniques
Inventors:
Nang T. Tran, William Qualls
Patented Case
View Patent ↗
Granted: Sep 28, 2004
Filed: May 23, 2003
Inventors
Nang T. Tran
William Qualls
Assignee (at issue)
Imation Corp.
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.