Canadian company KSR provided a similar device to General Motors for use in its sport utility vehicles.
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Analysts have said that the case involving the patent standard, KSR International v.
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Teleflex wanted KSR to pay royalties for its device, but KSR refused, saying the Teleflex pedal was an obvious invention that didn't warrant a patent.
Canadian company KSR provided a similar device to General Motors (nyse: GM - news - people ) for use in its sport utility vehicles.
Although a U.S. District court ruled in favor of KSR, the decision was overturned by the U.S. Court of Appeals for the Federal Circuit, which said the test for whether an invention is "obvious" is fairly rigid.
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