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Fed. Circ. Affirms PTAB Win For Seagate On Encryption Patent

Law360, New York (March 20, 2017, 6:28 PM EDT) -- The Federal Circuit on Monday upheld a Patent Trial and Appeal Board decision that an Enova Technology Corp. data encryption patent was invalid, solidifying a win for Seagate Technology LLC, which challenged the patent after it was sued for infringement.

The appeals court issued a summary order in which it affirmed, without explanation, the PTAB’s finding in September 2015 that all of the patent’s claims were invalid as obvious. Taiwan-based Enova has described the patent as “forming the very basis” for its existence.

On appeal, Enova...
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Case Information

Case Title

Enova Technology Corp. v. Seagate Technology (US)

Case Number



Appellate - Federal Circuit

Nature of Suit

Date Filed

December 4, 2015

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