Patent Assignment
Reel/Frame 009944/0031
Assignment of Assignor's Interest
Recorded: 1999-05-03
Pages: 2
Assignor
MORISHITA, TAKUYA
Executed: 1999-04-21
Assignee
NEC CORPORATION
7-1, SHIBA 5-CHOME, MINATO-KU, TOKYO, JAPAN
Covered Property
(1)
Cryptosystem Key Updating System and Method for Preventing Illegal Use of Software
Patent:
6,839,837 →
Application:
09/303,561 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 21, 2009
From: NEC CORPORATION
To: CRESCENT MOON, LLC
Reel/Frame 023129/0355 →
Assignment of Assignor's Interest
Jun 21, 2011
From: CRESCENT MOON, LLC
To: OAR ISLAND LLC
Reel/Frame 026467/0874 →
Assignment of Assignor's Interest
May 2, 2012
From: OAR ISLAND LLC
To: RPX CORPORATION
Reel/Frame 028146/0023 →
Assignment of Assignor's Interest
Aug 1, 2013
From: RPX CORPORATION
To: HTC CORPORATION
Reel/Frame 030935/0943 →