KCI gets assurance on three wound-treatment patents

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The U.S. Patent and Trademark Office has confirmed the validity of three vacuum pressure wound treatment patents belonging to Kinetic Concepts Inc. The technologies form the basis of the company's flagship Vacuum Assisted Closure (V.A.C.) therapy product. The reassurance is likely to aid the firm's efforts in an ongoing wound care battle with Smith & Nephew. The firms are engaged in several technology-related lawsuits.
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