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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
12/28/1999
Application #:
08888767
Filing Dt:
07/07/1997
Inventors:
JIN WANG, MARIA HEMMER, YAHYA IDRISSI, DAVID WILDING
Title:
SYSTEM AND METHOD FOR CALL TRACING
Assignment: 1
Reel/Frame:
008812/0598Recorded: 11/24/1997Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
10/30/1997
Exec Dt:
10/30/1997
Exec Dt:
10/30/1997
Exec Dt:
10/30/1997
Assignee:
WORLD TRADE CENTER OF MONTREAL
380 ST. ANTOINE STREET WEST, 8TH FLOOR
MONTREAL, QUEBEC, CANADA H2Y 3
Correspondent:
HAYNES AND BOONE, L.L.P.
DAVID L. MCCOMBS
3100 NATIONSBANK PLAZA
901 MAIN STREET
DALLAS, TX 75202-3789
Assignment: 2
Reel/Frame:
010567/0001Recorded: 12/23/1999Pages: 62
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
04/29/1999
Assignee:
WORLD TRADE CENTER OF MONTREAL, 380 ST. ANTOINE STREET WEST, 8TH FLOOR
MONTREAL, QUEBEC, CANADA H2Y 3
Correspondent:
NORTEL NETWORKS, INC.
W. GLEN JOHNSON
P.O. BOX 832130
RICHARDSON, TX 75083-2130
Assignment: 3
Reel/Frame:
011195/0706Recorded: 08/30/2000Pages: 251
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
08/30/2000
Assignee:
WORLD TRADE CENTER OF MONTREAL
380 ST. ANTOINE STREET WEST, 8TH FLOOR
MONTREAL, QUEBEC, CANADA H2Y 3
Correspondent:
NORTEL NETWORKS LIMITED
W. GLEN JOHNSON
2100 LAKESIDE BLVD.
M/S 468/05/B10, IP LAW GROUP
RICHARDSON, TX 75082-4399

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