Fed. Circ. Drain device patent

By Andrew Karpan (March 11, 2022, 8:50 p.m. EST) – The Federal Circuit supported a decision Friday by the Patent Trial and Appeal Board that rejected a patent covering a device for unclogging drains, agreeing with the board that A similar device designed in 1906 already covered it.

A patent was issued to a Minnesota inventor named Eugene Luoma and claimed by Cobra Products Inc., a New Jersey company to which luoma licensed the product. Cobra had sued a rival called GT Water Products Inc. for patent infringement, and GT Water challenged the patent’s validity in 2012 through a process called inter partes petition for reexamination….

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