IP Library Granted Patent US 6,381,642
Granted Patent Utility
US 6,381,642 · App. 09/422,574

In-band method and apparatus for reporting operational statistics relative to the ports of a fibre channel switch

Inventors: Michael E. O'Donnell, Robert J. Gallagher, Peter Holmes, Harry M. Yudenfriend
Patented Case View Patent ↗
Granted: Apr 30, 2002 Filed: Oct 21, 1999
Inventors
Michael E. O'Donnell
Robert J. Gallagher
Peter Holmes
Harry M. Yudenfriend
Assignees (at issue)
MCDATA Corporation
International Business Machines 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 6,381,642
App. No.
09/422,574
Filed
1999-10-21
Granted
2002-04-30
Kind
B1