Patent Assignment
Reel/Frame 018902/0112
Assignment of Assignor's Interest
Recorded: 2007-02-08
Pages: 3
Assignor
STOKES, ANTHONY
Executed: 2007-01-08
Assignee
GOLDEN TRIANGLE ENTERPRISES PTY LTD
P.O. BOX 389, NEWPORT, NSW 2106, AUSTRALIA
Covered Property
(1)
Gas Recovery of Sulphur Hexafluoride
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
May 29, 2019
From: GOLDEN TRIANGLE ENTERPRISES PTY LTD
To: ABB TECHNOLOGY LTD.
Reel/Frame 049306/0104 →
Merger
May 29, 2019
From: ABB TECHNOLOGY LTD.
To: ABB SCHWEIZ AG
Reel/Frame 049306/0919 →
Assignment of Assignor's Interest
Mar 6, 2020
From: ABB SCHWEIZ AG
To: ABB POWER GRIDS SWITZERLAND AG
Reel/Frame 052916/0001 →
Change of Name
Dec 31, 2021
From: ABB POWER GRIDS SWITZERLAND AG
To: HITACHI ENERGY SWITZERLAND AG
Reel/Frame 058666/0540 →
Merger
Nov 13, 2023
From: HITACHI ENERGY SWITZERLAND AG
To: HITACHI ENERGY LTD
Reel/Frame 065549/0576 →