Patent Assignment
Reel/Frame 053183/0232
Assignment of Assignor's Interest
Recorded: 2020-07-11
Pages: 6
Assignor
ABB SCHWEIZ AG
Executed: 2019-10-25
Assignee
ABB POWER GRIDS SWITZERLAND AG
BRUGGERSTRASSE 72, BADEN, 5400, SWITZERLAND
Covered Property
(1)
Graphene Composite Material For Sliding Contact
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 23, 2019
From: ANDERSSON, ANNA; TAHER, MAMOUN; TAHERSHAMSI, LEILI; GRENNBERG, HELENE
To: ABB SCHWEIZ AG
Reel/Frame 050800/0466 →
Assignment of Assignor's Interest
Oct 7, 2021
From: ABB POWER GRIDS SWITZERLAND AG
To: HITACHI ENERGY SWITZERLAND AG
Reel/Frame 057746/0963 →
Merger
Nov 13, 2023
From: HITACHI ENERGY SWITZERLAND AG
To: HITACHI ENERGY LTD
Reel/Frame 065549/0576 →