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I would like to know if this patent is in legal effect or has the patent expired. If so what happens to a patent for failure to pay maintenance fee? Thank you.

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Please provide patent number for answer. I do not see it in question. –  ACWpatent May 1 at 19:10
    
Please post the patent number and more details so it can be researched properly. –  Ron J. May 2 at 14:01
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