The Chief Judge of the Ninth Circuit erred when he booted patent infringement claims against "Street View", the Google feature that lets you look at images of houses, buildings, and other objects that line streets and highways online.

The mistake came in how Chief Judge Alex Kozinski construed a phrase — "substantially elevations" — that described the

Your patent claims a device that "attach[es]" to a "flexible" thingy.

Does "attach" require that the device touch only the outside of the thingy? Or can it also attach to the thingy's innards? And must the thingy flex "easily" or just enough to seem, well, flexible?

The district court ruled that the attachment element of