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Common Ownership Exception Leads to Petition Denial

The PTAB recently denied Trend Micro, Inc.’s (Petitioner) inter partes review petition against Open Text, Inc. and Webroot, Inc. (Patent Owners) challenging all claims of U.S. Pat. No. 8,201,243. Trend Micro, Inc. v. Open...more

Expectation of Success Analysis Need Not Be Separate

In Elekta Limited v. Zap Surgical Systems, Inc., the Federal Circuit recently affirmed a PTAB decision finding certain claims of a patent owned by Elekta Limited (“Elekta”) to be unpatentable, even though the PTAB decision...more

Common Inventorship And Technology Insufficient For 325(d) Denial

The PTAB recently declined to apply Section 325(d) and instituted inter partes review after a patent owner unsuccessfully argued that the petition relied on substantially the same prior art as that which the Office had...more

APJ Stock Ownership Insufficient To Vacate

On May 16, 2023, the Federal Circuit denied a petition for a writ of mandamus to direct the Board to vacate an institution decision based on stock ownership of an administrative patent judges (“APJ”) in In re Centripetal...more

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