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In 2009, WAZE tried to patent:
1. determining an optimal route from A to B, and
2. using real-time traffic information continually to re-determine the optimal route while traveling along it.
... not very different to detouring into back roads when faced with a traffic jam.
And, WAZE was in no rush to get this patent granted - keeping it "Patent Pending" for 6 years! Basically, it had much more "deterrence value" as a "pending patent" than "enforcement value" as a "granted patent".
In 2014, the patent was bought by: ...
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