IP Library Assignment 023253/0051
Patent Assignment
Reel/Frame 023253/0051

Assignment of Assignor's Interest

Recorded: 2009-09-18 Pages: 6
Assignor
SLIPSTREAM DATA INC.
Executed: 2009-09-16
Assignee
RESEARCH IN MOTION LIMITED
295 PHILLIP STREET, WATERLOO, N2L 3W8, CANADA
Covered Property (1)
Method and System for Reducing Contexts for Context Based Compression Systems
Patent: 7,616,132 →
Application: 12/040,149 →
Publication: US 2009/0021403
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 29, 2008
From: CHAN, STEVEN, MR.; YANG, EN-HUI, MR.
To: SLIPSTREAM DATA INC.
Reel/Frame 020581/0976 →
Change of Name Feb 19, 2016
From: RESEARCH IN MOTION LIMITED
To: BLACKBERRY LIMITED
Reel/Frame 037861/0215 →