Market Regulation Services Inc.

Market Regulation Services Inc.

December 21, 2007 08:19 ET

Market Regulation Services Notice: Resumption; Research in Motion Limited

TORONTO, ONTARIO--(Marketwire - Dec. 21, 2007) - The following issue(s) will resume trading today:



Company Research in
Motion Limited

TSX Symbol RIM

Resumption Time Market Open
(EST)

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