Patent Assignment
Reel/Frame 036587/0220
Assignment of Assignor's Interest
Recorded: 2015-09-17
Pages: 3
Assignor
WILLIAMS, RICK
Executed: 2015-09-16
Assignee
2481679 ONTARIO INC.
C/O PAT RUTHERFORD, 71 WALTON STREET, PORT HOPE, ONTARIO, L1A 1N2, CANADA
Covered Property
(1)
Engineered Multi-Unit Heating and Cooling Energy Monitoring and Cost Allocation System
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
May 30, 2019
From: 2481679 ONTARIO INC.
To: CARMA INDUSTRIES INC.
Reel/Frame 049319/0467 →
Security Interest
Jan 8, 2026
From: CARMA CORP.
To: NATIONAL BANK OF CANADA
Reel/Frame 073413/0151 →
Merger
Jan 8, 2026
From: CARMA INDUSTRIES INC.
To: CARMA CORP.
Reel/Frame 074305/0854 →