“Those familiar with my work will know that I am a big fan of utility doctrine. I think it is underused and misunderstood. When I teach about operable utility, I use perpetual motion machines as the type of fantastic (and not in a good way) invention that will be rejected by the PTO as inoperable due to violating the laws of thermodynamics. On my way to a conference last week, I watched a great documentary called Newman about one inventor’s quest to patent a perpetual motion machine …” (more)
[Michael Risch, Written Description, 6 March]
First posted 2018-03-07 07:03:24
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