Plaintiff lawyers argue they are doing a public service by enforcing laws against false advertising and other unfair trade practices.

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The refunds announced Tuesday stem from a case originally filed in 2010 against NBTY for making false and deceptive advertising claims about their nutritional supplements.

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Ironically, the Resnicks were the ones alleging false advertising recently when they filed a lawsuit against competitor Ocean Spray.

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Frustrated with manufacturers' repeated claims, the nonprofit Campaign for a Commercial-Free Childhood (CCFC) filed a complaint with the Federal Trade Commission in 2006 against Brainy Baby and Baby Einstein, charging the companies with false and deceptive advertising.

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The other two cases concerned lawsuits in federal court by a New Jersey bank against the state of Florida for infringing its patent on a college-savings scheme and for false advertising and unfair competition under a federal trademark law.

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