Patent Assignment
Reel/Frame 042227/0400
Assignment of Assignor's Interest
Recorded: 2017-05-03
Pages: 4
Assignors
BRIGGS, BENJAMIN D.
Executed: 2017-05-02
PEETHALA, CORNELIUS B.
Executed: 2017-05-02
RATH, DAVID L.
Executed: 2017-05-01
Assignee
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD, ARMONK, NEW YORK, 10504
Covered Property
(1)
SEMICONDUCTOR DEVICE FORMED BY WET ETCH REMOVAL OF Ru SELECTIVE TO OTHER METALS
Patent:
10,090,247 →
Application:
15/585,704 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jan 7, 2020
From: INTERNATIONAL BUSINESS MACHINES CORPORATION
To: TESSERA, INC.
Reel/Frame 051493/0546 →
Security Interest
Jun 1, 2020
From: ROVI SOLUTIONS CORPORATION; ROVI TECHNOLOGIES CORPORATION; ROVI GUIDES, INC.; TIVO SOLUTIONS INC.
To: BANK OF AMERICA, N.A.
Reel/Frame 053468/0001 →
Change of Name
Nov 21, 2025
From: TESSERA, INC.
To: TESSERA LLC
Reel/Frame 073658/0439 →
Change of Name
Nov 21, 2025
From: TESSERA LLC
To: ADEIA SEMICONDUCTOR SOLUTIONS LLC
Reel/Frame 073658/0823 →