IP Library › Assignment 029932/0804
Patent Assignment
Reel/Frame 029932/0804

Assignment of Assignor's Interest

Recorded: 2013-03-06 Pages: 4
Assignors
GUAN, ERYONG
Executed: 2012-12-14
RAILO, NIKO
Executed: 2012-12-17
WU, AIPING
Executed: 2012-12-14
Assignee
ABB TECHNOLOGY LTD.
AFFOLTERNSTRASSE 44, ZURICH, CH-8050, SWITZERLAND
Covered Property (1)
Multi-Level Voltage Converter
Patent: 9,042,142 →
Application: 13/821,081 →
Publication: US 2013/0176014
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Oct 20, 2016
From: ABB TECHNOLOGY LTD.
To: ABB SCHWEIZ AG
Reel/Frame 040436/0202 →
Merger Nov 15, 2016
From: ABB TECHNOLOGY LTD.
To: ABB SCHWEIZ AG
Reel/Frame 040622/0040 →