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Questions tagged [motor]

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Who owns this patent at this point of time? [duplicate]

In reference to the patent: US194047 Who Owns this Patent now?
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Is it possible that this patent covers every possible board type, due to its possibly ambiguous wording?

The patent is https://www.google.com/patents/US20110201238. Would that patent preclude any sort of electric motor with a jet drive system from being created for stand-up paddle boards? It mentions "...
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So… This is a patent for free energy? Or am I missing something here?

Perpetual energy, to my understanding, is not allowed to be patented - so why this one? It seems to claim a motor that requires no electricity to run. Instead, it uses a magnet formation to create a ...