IP Library › Assignment 039157/0665
Patent Assignment
Reel/Frame 039157/0665

Assignment of Assignor's Interest

Recorded: 2016-07-14 Pages: 5
Assignors
BALLARD, ROBERT C.
Executed: 2011-02-28
SIGMAN, NATHAN T.
Executed: 2011-02-28
WIMMER, EDGAR A., JR.
Executed: 2011-02-28
Assignee
ABB IN.
12040 REGENCY PARKWAY, SUITE 200, CARY, NORTH CAROLINA, 27518
Covered Property (1)
Arc-Resistant Dry Type Transformer Enclosure Having Arc Channels
Patent: 8,456,838 →
Application: 13/036,957 →
Publication: US 2012/0218067
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Mar 15, 2021
From: ABB INC.
To: ABB POWER GRIDS SWITZERLAND AG
Reel/Frame 055594/0148 →
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 the Assignee's Name Previously Recorded at Reel: 039157 Frame: 066. Assignor(S) Hereby Confirms the Assignment. May 10, 2022
From: BALLARD, ROBERT C.; SIGMAN, NATHAN T.; WIMMER, EDGAR A., JR.
To: ABB INC.
Reel/Frame 059914/0271 →
Merger Nov 13, 2023
From: HITACHI ENERGY SWITZERLAND AG
To: HITACHI ENERGY LTD
Reel/Frame 065549/0576 →