IP Library Assignment 042903/0247
Patent Assignment
Reel/Frame 042903/0247

Assignment of Assignor's Interest

Recorded: 2017-07-05 Pages: 7
Assignors
JOHANSSON, CLAES-GORAN
Executed: 2014-03-12
JOHANSSON, PETTER
Executed: 2014-02-13
HELBIG, THIES
Executed: 2014-02-11
Assignee
ABB RESEARCH LTD.
AFFOLTERNSTRASSE 44, CH-8050 ZURICH, SWITZERLAND
Covered Property (1)
Method And An Apparatus For Attenuating Pressure Pulses
Application: 15/616,644 →
Publication: US 2017/0268195
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Dec 26, 2019
From: ABB RESEARCH LTD.
To: ABB SCHWEIZ AG
Reel/Frame 051419/0309 →
Assignment of Assignor's Interest Mar 6, 2020
From: ABB SCHWEIZ AG
To: ABB POWER GRIDS SWITZERLAND AG
Reel/Frame 052916/0001 →