Patent Assignment
Reel/Frame 024896/0577
Assignment of Assignor's Interest
Recorded: 2010-08-27
Pages: 7
Assignors
HJORTSTAM, OLOF
Executed: 2010-06-15
LIU, RONGSHENG
Executed: 2010-06-11
JAKSTS, ALBERT
Executed: 2010-08-11
PETTERSSON, LEIF A.
Executed: 2010-06-11
Assignee
ABB RESEARCH LTD.
AFFOLTERNSTRASSE 44, CH-8050 ZURICH, SWITZERLAND
Covered Property
(1)
Electric Insulation Material, an Electric Device Comprising the Insulation Material and a Transformer
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Dec 26, 2019
From: ABB RESEARCH LTD.
To: ABB SCHWEIZ AG
Reel/Frame 051419/0309 →
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 →