May 31, 2011, Important Deadline in Securities Class Action Against Advanced Battery Technologies, Says Rosen Law Firm -- ABAT

/ Source: GlobeNewswire

NEW YORK, May 5, 2011 (GLOBE NEWSWIRE) -- The Rosen Law Firm, P.A. reminds investors of the important May 31, 2011 lead plaintiff deadline in the Advanced Battery securities action filed by the firm. If you purchased the common stock of Advanced Battery Technologies, Inc. (Nasdaq:ABAT) during the period from March 16, 2009 through March 29, 2011 (the "Class Period"), you should contact the Rosen Law Firm for more information about the importance of serving as lead plaintiff. The lawsuit is seeking to recover damages for investors from violations of federal securities laws.

To join the Advanced Battery class action, visit the Rosen Law Firm's website at , or call Laurence Rosen, Esq. or Timothy Brown, Esq. toll-free, at 866-767-3653; you may also email lrosen@rosenlegal.com, or tbrown@rosenlegal.com for information on the class action.

If you wish to serve as lead plaintiff, you must move the Court no later than May 31, 2011. A lead plaintiff is a representative party acting on behalf of other class members in directing the litigation. If you wish to join the litigation, or to discuss your rights or interests regarding this class action, please contact Laurence Rosen, Esq. or Timothy Brown, Esq. of The Rosen Law Firm, toll-free, at 866-767-3653, or via e-mail at, or lrosen@rosenlegal.com or tbrown@rosenlegal.com. You may also visit the firm's website at .

No class has yet been certified in the above action. Until a class is certified, you are not represented by counsel unless you retain one. You may choose to do nothing at this point and remain an absent class member.

The Rosen Law Firm represents investors throughout the globe, concentrating its practice in securities class actions and shareholder derivative litigation.

Attorney Advertising. Prior results do not guarantee a similar outcome.

CONTACT: Laurence Rosen, Esq. Timothy Brown, Esq. The Rosen Law Firm P.A. 275 Madison Avenue 34th Floor New York, New York 10016 Tel: (212) 686-1060 Weekends Tel: (917) 797-4425 Toll Free: 1-866-767-3653 Fax: (212) 202-3827 lrosen@rosenlegal.com tbrown@rosenlegal.com www.rosenlegal.com