Patent Assignment
Reel/Frame 026135/0303
Assignment of Assignor's Interest
Recorded: 2011-04-15
Pages: 2
Assignor
PERRON, STEPHANE
Executed: 2009-10-16
Assignee
EXFO ELECTRO-OPTICAL ENGINEERING INC.
400 GODIN AVENUE, QUEBEC, G1M2K2, CANADA
Covered Property
(1)
Method and Apparatus for Deriving Parameters of Optical Paths in Optical Networks Using Two-Wavelength Otdr and a Wavelength-Dependent Reflective Element
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Apr 15, 2011
From: EXFO ELECTRO-OPTICAL ENGINEERING INC.
To: EXFO INC.
Reel/Frame 026138/0698 →
Security Interest
Feb 27, 2018
From: EXFO INC.
To: NATIONAL BANK OF CANADA
Reel/Frame 045470/0202 →
Security Interest
Aug 8, 2025
From: EXFO INC. (A CORPORATION RESULTING FROM THE AMALGAMATION OF 11172239 CANADA INC. AND EXFO INC.); ONTOLOGY-PARTNERS LIMITED
To: NATIONAL BANK OF CANADA
Reel/Frame 072338/0500 →