Guidant class action

March 31, 2010	Deadline for class members to opt out of the class action.
December 31, 2009	Deadline for Guidant to mail the Notice of Certification to the class members.
October 5, 2009	Defendants' motion for leave to appeal the order relating to amending the class definition denied.
June 11, 2009	Defendants' motion to amend the class definition denied.
January 9, 2009	Defendants' motion for leave to appeal the certification order denied.
April 10, 2008	Action certified as a class proceeding.