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Convolve Disk Drive Patent Valid: USPTO Re-Exam

Law360 (April 23, 2009, 12:00 AM EDT) -- The U.S. Patent and Trademark Office has found valid one of the two Convolve Inc. patents-at-issue in the company's long-running dispute with Seagate Technology LLC and Compaq Computer Corp. over disk drive technology.

Convolve said in a statement this week that the USPTO had concluded a re-examination of U.S. Patent number 4,916,635 requested by Seagate and ruled that the claims were valid.

The patent has expired, so the USPTO interpreted the patent in the same manner that a district court would in a patent dispute, the...
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