IP Library › Assignment 013743/0142
Patent Assignment
Reel/Frame 013743/0142

Assignment of Assignor's Interest

Recorded: 2003-02-05 Pages: 3
Assignors
SPIESS, HERMANN
Executed: 2003-01-28
BENNINGER, HANS
Executed: 2003-01-28
Assignee
ABB SCHWEIZ AG
CH-5400 BADEN, SWITZERLAND
Covered Property (1)
Time-Optimum Reception of Protection Commands in a Remote Tripping Device
Patent: 7,173,800 →
Application: 10/358,250 →
Publication: US 2003/0151866
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →