IP Library Assignment 021457/0608
Patent Assignment
Reel/Frame 021457/0608

Assignment of Assignor's Interest

Recorded: 2008-08-28 Pages: 5
Assignors
DAHLQUIST, ANDREAS
Executed: 2008-08-20
FRANCK, CHRISTIAN
Executed: 2008-08-20
SEEGER, MARTIN
Executed: 2008-08-20
Assignee
ABB RESEARCH LTD
AFFOLTERNSTRASSE 44, ZURICH, CH-8050, SWITZERLAND
Covered Property (1)
Switching Chamber for a High-Voltage Switch Having a Heating Volume for Holding Quenching Gas Produced by Switching Arcs
Application: 12/200,379 →
Publication: US 2008/0314873
Related Assignments (1)
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 →