Patent Assignment
Reel/Frame 011630/0914
Assignment of Assignor's Interest
Recorded: 2001-03-21
Pages: 3
Assignor
DAVIDSON, COLIN
Executed: 2001-03-19
Assignee
CYPRESS SEMICONDUCTOR CORP.
3939 N. FIRST STREET, SAN JOSE, CALIFORNIA, 95134
Covered Property
(1)
Buffer Improvement
Patent:
6,504,413 →
Application:
09/813,572 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Confirmatory Assignment
Mar 28, 2011
From: DAVIDSON, COLIN
To: CYPRESS SEMICONDUCTOR CORPORATION
Reel/Frame 026110/0582 →
Assignment of Assignor's Interest
May 24, 2011
From: CYPRESS SEMICONDUCTOR CORPORATION
To: SOKIA MGMT. LIMITED LIBILITY COMPANY
Reel/Frame 026329/0516 →
Merger
Sep 29, 2015
From: SOKIA MGMT. LIMITED LIABILITY COMPANY
To: CALLAHAN CELLULAR L.L.C.
Reel/Frame 036711/0530 →
Assignment of Assignor's Interest
Jan 3, 2020
From: CALLAHAN CELLULAR L.L.C.
To: INTELLECTUAL VENTURES ASSETS 154 LLC
Reel/Frame 051464/0389 →
Assignment of Assignor's Interest
Jan 27, 2020
From: INTELLECTUAL VENTURES ASSETS 154 LLC
To: LIBERTY PATENTS LLC
Reel/Frame 051709/0805 →