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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
Issue Dt:
04/01/2014
Application #:
13124455
Filing Dt:
04/15/2011
Publication #:
Pub Dt:
02/23/2012
Inventor:
Stéphane Perron
Title:
METHOD AND APPARATUS FOR DERIVING PARAMETERS OF OPTICAL PATHS IN OPTICAL NETWORKS USING TWO-WAVELENGTH OTDR AND A WAVELENGTH-DEPENDENT REFLECTIVE ELEMENT
Assignment: 1
Reel/Frame:
026135/0303Recorded: 04/15/2011Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
10/16/2009
Assignee:
400 GODIN AVENUE
QUEBEC, CANADA G1M2K2
Correspondent:
ADAMS PATENT & TRADEMARK AGENCY
P.O. BOX 11100, STATION H
OTTAWA, K2H 7T8 CANADA
Assignment: 2
Reel/Frame:
026138/0698Recorded: 04/15/2011Pages: 3
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
02/28/2010
Assignee:
400 GODIN AVENUE
QUEBEC, CANADA G1M2K2
Correspondent:
ADAMS PATENT & TRADEMARK AGENCY
P.O. BOX 11100, STATION H
OTTAWA, K2H 7T8 CANADA
Assignment: 3
Reel/Frame:
045470/0202Recorded: 02/27/2018Pages: 17
Conveyance:
SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
01/31/2018
Assignee:
1155 METCALFE STREET, 5TH FLOOR
MONTREAL, QUEBEC, CANADA H3B 4S9
Correspondent:
ANNIE AYMOND-NORTON ROSE FULBRIGHT USLLP
1301 MCKINNEY STREET
HOUSTON, TX 77010
Assignment: 4
Reel/Frame:
072338/0500Recorded: 08/08/2025Pages: 23
Conveyance:
SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
09/17/2021
Exec Dt:
09/17/2021
Assignee:
800, RUE ST-JACQUES
SUITE 2500
MONTREAL, CANADA H3C 1A3
Correspondent:
JOHN VARRIANO
1 PLACE VILLE MARIE
SUITE 2500
MONTREAL, H3B 1R1 CANADA

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