IP Library Assignment 022302/0085
Patent Assignment
Reel/Frame 022302/0085

Assignment of Assignor's Interest

Recorded: 2009-02-24 Pages: 2
Assignor
THORNELL-PERS, CHRISTER
Executed: 2009-01-28
Assignee
ABB RESEARCH LTD
AFFOLTERNSTRASSE 44, ZURICH, CH-8050, SWITZERLAND
Covered Property (1)
Drive System for a Tap Changer
Patent: 8,013,555 →
Application: 12/438,581 →
Publication: US 2010/0241286
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 →