Patent Assignment
Reel/Frame 022365/0049
Assignment of Assignor's Interest
Recorded: 2009-03-09
Pages: 3
Assignee
ABB TECHNOLOGY LTD
AFFOLTERNSTRASSE 44, ZURICH, CH-8050, SWITZERLAND
Covered Property
(1)
High Voltage Transformer with a Shield Ring, a Shield Ring and a Method of Manufacture Same
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Corrective Assignment to Correct the Two Inventors Were Omitted Previously Recorded on Reel 022365 Frame 0049. Assignor(S) Hereby Confirms the Inventors to Be Added: Lars-Ake Svensson Lars-Erik Vennerberg.
Aug 30, 2010
From: FORSBERG, ERIK; POLANDER, TONY; SVENSSON, LARS-AKE; VENNERBERG, LARS-ERIK
To: ABB TECHNOLOGY LTD.
Reel/Frame 024908/0565 →
Merger
Nov 15, 2016
From: ABB TECHNOLOGY LTD.
To: ABB SCHWEIZ AG
Reel/Frame 040620/0939 →
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 →