Patent Assignment
Reel/Frame 021914/0525
Assignment of Assignor's Interest
Recorded: 2008-11-17
Pages: 4
Assignors
LIU, QUANWANG
Executed: 2008-11-17
LI, GUOXING
Executed: 2008-11-17
LIU, SHIQIANG
Executed: 2008-11-17
Assignee
O2MICRO INC.
3118 PATRICK HENRY DRIVE, SANTA CLARA, CALIFORNIA, 95054
Covered Property
(1)
Charge Pump Systems with Adjustable Frequency Control
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Ip Security Agreement Supplement
Jul 12, 2023
From: O2 MICRO, INC.
To: CREDIT SUISSE AG, SINGAPORE BRANCH, AS SECURITY AGENT
Reel/Frame 064259/0696 →
Change of Name
Aug 22, 2024
From: CREDIT SUISSE AG, SINGAPORE BRANCH. AS SECURITY AGENT
To: UBS AG, SINGAPORE BRANCH, AS SECURITY AGENT
Reel/Frame 069242/0457 →
Security Interest
Dec 31, 2025
From: O2 MICRO, INC.
To: MADISON PACIFIC TRUST LIMITED, AS NEW SECURITY AGENT
Reel/Frame 074148/0032 →