Granted Patent
Utility
US 6,445,523 · App. 09/866,284
Readable indelible mark on storage media
Inventors:
Fred Charles Thomas, III, Refael Bar, Daniel Alfonsi, Dai Feng, Jeff G. Carter, Charlie M. Monroe, Jr., Ronald F. Hales, George T. Krieger
Patented Case
View Patent ↗
Granted: Sep 3, 2002
Filed: May 25, 2001
Inventors
Fred Charles Thomas, III
Refael Bar
Daniel Alfonsi
Dai Feng
Jeff G. Carter
Charlie M. Monroe, Jr.
Ronald F. Hales
George T. Krieger
Assignee (at issue)
IO-Mega Holding 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.