IP Library › Assignment 048953/0070
Patent Assignment
Reel/Frame 048953/0070

Merger

Recorded: 2019-04-22 Pages: 7
Assignor
SIMSMART TECHNOLOGIES INC
Executed: 2015-10-05
Assignee
HOWDEN ALPHAIR VENTILATING SYSTEMS INC.
20 ADELAIDE STREET EAST, SUITE 202, TORONTO ONTARIO, M5C 2T6, 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.
Assignment of Assignor's Interest Apr 17, 2019
From: MASSÉ, MICHEL
To: SIMSMART TECHNOLOGIES INC
Reel/Frame 048911/0378 →
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 →