Patent Assignment
Reel/Frame 034665/0463
Assignment of Assignor's Interest
Recorded: 2015-01-08
Pages: 5
Assignors
MAIBACH, PHILIPPE
Executed: 2015-01-05
SCHAAD, THOMAS
Executed: 2015-01-05
WILLOMITZER, MARC
Executed: 2014-12-08
Assignee
ABB TECHNOLOGY AG
AFFOLTERNSTRASSE 44, ZURICH, CH-8050, SWITZERLAND
Covered Property
(1)
Method for Operating a Converter Circuit
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Nov 15, 2016
From: ABB TECHNOLOGY LTD.
To: ABB SCHWEIZ AG
Reel/Frame 040622/0001 →
Assignment of Assignor's Interest
Mar 15, 2021
From: ABB SCHWEIZ AG
To: ABB POWER GRIDS SWITZERLAND AG
Reel/Frame 055589/0769 →
Change of Name
Dec 31, 2021
From: ABB POWER GRIDS SWITZERLAND AG
To: HITACHI ENERGY SWITZERLAND AG
Reel/Frame 058666/0540 →
Corrective Assignment to Correct the Conveying Party "Abb Technology Ltd."Should Read "Abb Technology Ag" Previously Recorded at Reel: 040622 Frame: 0001. Assignor(S) Hereby Confirms the Merger.
May 11, 2022
From: ABB TECHNOLOGY AG
To: ABB SCHWEIZ AG
Reel/Frame 059927/0857 →
Merger
Nov 13, 2023
From: HITACHI ENERGY SWITZERLAND AG
To: HITACHI ENERGY LTD
Reel/Frame 065549/0576 →