Patent Assignment
Reel/Frame 034525/0416
Assignment of Assignor's Interest
Recorded: 2014-12-17
Pages: 6
Assignors
LINDELL, ELISABETH
Executed: 2014-12-10
LILJESTRAND, LARS
Executed: 2014-12-10
GREUTER, FELIX
Executed: 2014-12-03
Assignee
ABB AB
KOPPARBERGSVAGEN 2, SE-721 83 VÄSTERÅS, SWEDEN
Covered Property
(1)
System For Protection Of Dry Type Transformers
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
May 18, 2017
From: ABB AB
To: ABB SCHWEIZ AG
Reel/Frame 042422/0314 →
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 →