Patent Assignment
Reel/Frame 030019/0720
Assignment of Assignor's Interest
Recorded: 2013-03-15
Pages: 3
Assignor
STREIT, PETER
Executed: 2013-02-15
Assignee
ABB TECHNOLOGY AG
AFFOLTERNSTRASSE 44, ZURICH, CH-8050, SWITZERLAND
Covered Property
(1)
Phase Control Thyristor with Improved Pattern of Local Emitter Shorts Dots
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 040622/0040 →
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 →
Corrective Assignment to Correct the Conveying Party's Name Previously Recorded at Reel: 040622 Frame: 0040. Assignor(S) Hereby Confirms the Merger.
Aug 17, 2022
From: ABB TECHNOLOGY AG
To: ABB SCHWEIZ AG
Reel/Frame 061203/0463 →
Merger
Nov 13, 2023
From: HITACHI ENERGY SWITZERLAND AG
To: HITACHI ENERGY LTD
Reel/Frame 065549/0576 →