Granted Patent
Utility
US 6,022,264 · App. 09/021,437
Polishing pad and methods relating thereto
Inventors:
Lee Melbourne Cook, David B. James, William D. Budinger
Patented Case
View Patent ↗
Granted: Feb 8, 2000
Filed: Feb 10, 1998
Inventors
Lee Melbourne Cook
David B. James
William D. Budinger
Assignee (at issue)
Rodel Holdings, Inc.
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.