IP Library Granted Patent US 6,459,540
Granted Patent Utility
US 6,459,540 · App. 09/946,414

Variable speed recording method and apparatus for a magnetic tape drive

Inventors: Kelly J. Beavers, Michael Blatchley, David L. Detro, Christopher J. Turner, Thomas E. Zaczek
Patented Case View Patent ↗
Granted: Oct 1, 2002 Filed: Sep 4, 2001
Inventors
Kelly J. Beavers
Michael Blatchley
David L. Detro
Christopher J. Turner
Thomas E. Zaczek
Assignee (at issue)
Exabyte 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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 6,459,540
App. No.
09/946,414
Filed
2001-09-04
Granted
2002-10-01
Kind
B1