Patent Assignment
Reel/Frame 016456/0183
Assignment of Assignor's Interest
Recorded: 2004-11-15
Pages: 5
Assignors
HALVARSSON, PER
Executed: 2004-09-28
JEPPSSON, OLA
Executed: 2004-09-29
JOHANSSON, JAN
Executed: 2004-10-13
PAULSSON, LARS
Executed: 2004-10-15
Assignee
ABB AB
VASTERAS, SE-721-83, SWEDEN
Covered Property
(1)
Device and Method for Triggering a Spark Gap
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 23, 2018
From: ABB AB
To: ABB SCHWEIZ AG
Reel/Frame 045713/0398 →
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 →