Patent Assignment
Reel/Frame 013837/0918
Assignment of Assignor's Interest
Recorded: 2003-03-14
Pages: 4
Assignor
ABB INC.
Executed: 2003-02-11
Assignee
ABB TECHNOLOGY AG
AFFOLTERNSTRASSE 44, ZURICH, CH-8050, SWITZERLAND
Covered Property
(1)
Method and System for Estimating Conductor Losses in a Transformer
Patent:
6,809,525 →
Application:
10/335,642 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 14, 2003
From: SAMPAT, MAHESH P.
To: ABB INC.
Reel/Frame 013837/0922 →
Merger
Nov 15, 2016
From: ABB TECHNOLOGY LTD
To: ABB SCHWEIZ AG
Reel/Frame 040800/0327 →
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 →
Corrective Assignment to Correct the Conveying Party"Abb Technology Ltd" Should Read "Abb Technology Ag" Previously Recorded at Reel: 040800 Frame: 0327. Assignor(S) Hereby Confirms the Merger.
May 11, 2022
From: ABB TECHNOLOGY AG
To: ABB SCHWEIZ AG
Reel/Frame 059928/0069 →