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Motivation to combine is not present when benefit alleged to be provided by the combination is already present in the art

Wait … what? This argument came up and prevailed – twice – in Tech Center 1700 PTAB decisions in November. First, Ex parte Gama, US Patent Application No 12/042641, Appeal 2019-002094, decided November 5, 2019.  In Gama, the Examiner found claims directed to a fuel filter obvious over two references.  The motivation to combine, the […]

Similarity of purpose not enough to establish motivation to combine

In William Wesley Carnes, Sr., Inc. v. Seaboard Int’l Inc., No. IPR2019-00133, Petitioner filed a Petition for inter partes review of US Pat. No. 8784542, in which each independent claim was directed to a shale-gas separator and each prior art reference was directed to an apparatus for treating drilling mud. In their obviousness analysis, PTAB […]