Patent Assignment
Reel/Frame 053151/0432
Assignment of Assignor's Interest
Recorded: 2020-07-08
Pages: 6
Assignor
ABB SCHWEIZ AG
Executed: 2019-11-29
Assignee
ABB POWER GRIDS SWITZERLAND AG
BRUGGERSTRASSE 72, BADEN, 5400, SWITZERLAND
Covered Property
(1)
Particle Extraction System for an Interrupter
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 11, 2019
From: DAEHLER, CHRISTIAN; LANGE, JEFFREY H.; LICASTRO, MARK
To: ABB SCHWEIZ AG
Reel/Frame 050690/0914 →
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 →