USPTO says CBM patent designations can’t be appealed
The designation of a patent as a covered business method (CBM) patent is unappealable, the US Patent and Trademark Office (USPTO) and Emerson Electric have argued.
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21 April 2020 The US Supreme Court’s ruling in Thryv v Click-to-Call effectively leaves the Patent Trial and Appeal Board with “unchecked authority” over decisions to institute patent reviews.