IP Library Granted Patent US 6,765,921
Granted Patent Utility
US 6,765,921 · App. 09/605,236

Communications network

Inventors: David John Stacey, Roy Harold Mauger, Mark Gibson
Patented Case View Patent ↗
Granted: Jul 20, 2004 Filed: Jun 28, 2000
Inventors
David John Stacey
Roy Harold Mauger
Mark Gibson
Assignee (at issue)
Nortel Networks Limited

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 6,765,921
App. No.
09/605,236
Filed
2000-06-28
Granted
2004-07-20
Kind
B1