Patent Assignment
Reel/Frame 023970/0429
Assignment of Assignor's Interest
Recorded: 2010-02-22
Pages: 5
Assignee
TETRIS HOLDING LLC
1209 ORANGE STREET, WILMINGTON, DELAWARE, 19801
Covered Property
(1)
Video Game Systems and Methods for Providing Software-Based Skill Adjustment Mechanisms for Video Game Systems