IP Library Assignment 048911/0378
Patent Assignment
Reel/Frame 048911/0378

Assignment of Assignor's Interest

Recorded: 2019-04-17 Pages: 2
Assignor
MASSÉ, MICHEL
Executed: 2009-05-05
Assignee
SIMSMART TECHNOLOGIES INC
4, PLACE DU COMMERCE, SUITE 100, BROSSARD, QUEBEC, J4W 3B3, CANADA
Covered Property (1)
Optimized Mine Ventilation System
Application: 15/375,272 →
Publication: US 2017/0089200
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Apr 22, 2019
From: SIMSMART TECHNOLOGIES INC
To: HOWDEN ALPHAIR VENTILATING SYSTEMS INC.
Reel/Frame 048953/0070 →
Merger and Change of Name Dec 9, 2022
From: HOWDEN ALPHAIR VENTILATING SYSTEMS INC.; HOWDEN CANADA INC.
To: HOWDEN CANADA INC.
Reel/Frame 062044/0602 →