Patent Assignment
Reel/Frame 031944/0370
Assignment of Assignor's Interest
Recorded: 2014-01-10
Pages: 4
Assignor
CHALK MEDIA CORP.
Executed: 2012-01-26
Assignee
RESEARCH IN MOTION LIMITED
2200 UNIVERSITY AVE. EAST, WATERLOO, ON, N2K 0A7, CANADA
Covered Property
(1)
System and Method for Managing Access to a Service for a Communication Device
Patent:
8,494,488 →
Application:
13/656,054 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jan 4, 2013
From: TYLER, MICHEAL
To: CHALK MEDIA SERVICE CORP.
Reel/Frame 029568/0207 →
Assignment of Assignor's Interest
Jan 4, 2013
From: GRAHAM, PAUL ANDREW
To: CHALK MEDIA SERVICE CORP.
Reel/Frame 029568/0294 →
Assignment of Assignor's Interest
Jan 4, 2013
From: ROSE, LENWORTH RICHARD
To: CHALK MEDIA SERVICE CORP.
Reel/Frame 029568/0346 →
Assignment of Assignor's Interest
Jan 13, 2014
From: CHALK MEDIA SERVICE CORP.
To: CHALK MEDIA CORP.
Reel/Frame 031953/0059 →
Change of Name
Oct 10, 2014
From: RESEARCH IN MOTION LIMITED
To: BLACKBERRY LIMITED
Reel/Frame 033958/0550 →