Patent Assignment
Reel/Frame 015038/0480
Assignment of Assignor's Interest
Recorded: 2004-08-03
Pages: 3
Assignors
CHU, SIMON C.
Executed: 2004-02-20
DAYAN, RICHARD A.
Executed: 2004-02-16
MATLOCK, JAMES L.
Executed: 2004-03-19
RHOADES, DAVID B.
Executed: 2004-03-01
Assignee
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD, ARMONK, NEW YORK, 10504
Covered Property
(1)
Method and System for Restricting Dhcp Servers
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 10, 2014
From: INTERNATIONAL BUSINESS MACHINES CORPORATION
To: LENOVO INTERNATIONAL LIMITED
Reel/Frame 034194/0291 →
Assignment of Assignor's Interest
Jun 17, 2026
From: LENOVO INTERNATIONAL LIMITED
To: LENOVO GLOBAL TECHNOLOGIES INTERNATIONAL LIMITED
Reel/Frame 075779/0249 →
Assignment of Assignor's Interest
Jun 17, 2026
From: LENOVO GLOBAL TECHNOLOGIES INTERNATIONAL LIMITED
To: LENOVO GLOBAL TECHNOLOGIES SWITZERLAND INTERNATIONAL GMBH
Reel/Frame 075783/0869 →