Patent Assignment
Reel/Frame 020733/0412
Assignment of Assignor's Interest
Recorded: 2008-04-01
Pages: 21
Assignors
NIPPON STEEL CORPORATION
Executed: 2005-12-08
NS SOLUTIONS CORPORATION
Executed: 2005-12-05
Assignee
PEGRE SEMICONDUCTORS LLC
2215-B RENAISSANCE DRIVE, SUITE 5, LAS VEGAS, NEVADA, 89119
Covered Properties
(6)
Semiconductor Device with Security Protection Function, Ciphering and Deciphering Method Thereof, and Storage Medium for Storing Software Therefor
Patent:
6,089,460 →
Application:
08/928,462 →
Multilevel Semiconductor Memory, Write/Read Method Thereto/Therefrom and Storage Medium Storing Write/Read Program
Patent:
6,023,781 →
Application:
08/931,519 →
Semiconductor Device with Logic Rewriting and Security Protection Function
Patent:
6,260,172 →
Application:
09/168,116 →
Multilevel Semiconductor Memory, Write/Read Method Thereto/Therefrom and Storage Medium Storing Write/Read Program
Multilevel Semiconductor Memory, Write/Read Method Thereto/Therefrom and Storage Medium Storing Write/Read Program
Multilevel Semiconductor Memory, Write/Read Method Thereto/Therefrom and Storage Medium Storing Write/Read Program
Related Assignments
(4)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
May 29, 2007
From: HAZAMA, KATSUKI
To: NIPPON STEEL CORPORATION
Reel/Frame 019341/0739 →
Merger
Dec 7, 2010
From: PEGRE SEMICONDUCTORS LLC
To: INTELLECTUAL VENTURES I LLC
Reel/Frame 025446/0042 →
Nunc Pro Tunc Assignment
Jan 22, 2019
From: INTELLECTUAL VENTURES I LLC
To: INTELLECTUAL VENTURES ASSETS 115 LLC
Reel/Frame 048093/0578 →
Nunc Pro Tunc Assignment
Apr 15, 2019
From: INTELLECTUAL VENTURES ASSETS 115 LLC
To: COMPUTER CIRCUIT OPERATIONS LLC
Reel/Frame 048879/0373 →