IP Library › Assignment 011764/0904
Patent Assignment
Reel/Frame 011764/0904

Assignment of Assignor's Interest

Recorded: 2001-04-30 Pages: 3
Assignor
KOCHER, PAUL C.
Executed: 2001-03-21
Assignee
CRYPTOGRAPHY RESEARCH, INC.
607 MARKET STREET, 5TH FLOOR, SAN FRANCISCO, CALIFORNIA, 94105
Covered Property (1)
Method and System for Copy- Prevention of Digital Copyright Works
Patent: 6,978,370 →
Application: 09/274,496 →
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 28, 2008
From: CRYPTOGRAPHY RESEARCH, INC.
To: MACROVISION CORPORATION
Reel/Frame 020442/0593 →
Change of Name Jan 12, 2011
From: MACROVISION CORPORATION
To: ROVI SOLUTIONS CORPORATION
Reel/Frame 025627/0135 →
Assignment of Assignor's Interest Sep 4, 2013
From: ROVI SOLUTIONS CORPORATION
To: IRDETO USA, INC.
Reel/Frame 031134/0695 →