Patent Assignment
Reel/Frame 033194/0308
Assignment of Assignor's Interest
Recorded: 2014-06-27
Pages: 3
Assignee
ABB AG
KALLSTADTER STRASSE 1, MANNHEIM, 68309, GERMANY
Covered Property
(1)
Hydraulic Drive for High-Voltage Circuit Breaker
Patent:
711,839 →
Application:
29/441,252 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Confirmation of Ip Ownership
May 5, 2020
From: ABB AG
To: ABB SCHWEIZ AG
Reel/Frame 052567/0918 →
Assignment of Assignor's Interest
Mar 15, 2021
From: ABB SCHWEIZ AG
To: ABB POWER GRIDS SWITZERLAND AG
Reel/Frame 055585/0534 →
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 →