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IP Australia has revoked four innovation gaming patents held by Aristocrat Technologies related to the use of configurable symbols in a game, saying the inventions didn't amount to anything other than games and game rules.
CSIRO has won a challenge to an application for a mining patent filed by mining giant Rio Tinto, with an IP Australia delegate finding no patentable subject matter could be claimed.
The Australian Patent Office has invalidated two insecticide patents by Bayer on a challenge by rival Syngenta, with a delegate of the agency ruling the inventions' claims were obvious.