Patent Assignment
Reel/Frame 020166/0485
Assignment of Assignor's Interest
Recorded: 2007-11-28
Pages: 4
Assignees
RAMTRON CORPORATION
1850 RAMTRON DRIVE, COLORADO SPRINGS, COLORADO, 80921
NMB SEMICONDUCTOR COMPANY, LTD.
1580 YAMAMOTO TATEYAMA-SHI, CHIBA, JAPAN
Covered Property
(1)
Reaction Barrier for a Multilayer Structure in an Integrated Circuit
Patent:
5,170,242 →
Application:
07/698,841 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Release of Security Interest
Mar 29, 2004
From: NATIONAL ELECTRICAL BENEFIT FUND
To: RAMTRON INTERNATIONAL CORPORATION
Reel/Frame 014468/0248 →
Amendment to Security Agreement and Amendment to Certain Ip
Apr 5, 2004
From: INFINEON TECHNOLOGIES AG
To: RAMTRON INTERNATIONAL CORPORATION
Reel/Frame 014491/0364 →
Assignment of Assignor's Interest
May 24, 2004
From: RAMTRON INTERNATIONAL CORPORATION; ENHANCED MEMORY SYSTEMS, INC.
To: PURPLE MOUNTAIN SERVER LLC
Reel/Frame 014662/0505 →
Merger
Jan 28, 2011
From: PURPLE MOUNTAIN SERVER LLC
To: INTELLECTUAL VENTURES I LLC
Reel/Frame 025715/0378 →