contributor's "contributor version". A contributor's "essential patent claims" are all patent claims owned or controlled by the Free Software Foundation, Inc. <https://fsf.org/> Everyone is permitted to copy and distribute verbatim copies of the Program. Later license versions may give you additional or different permissions. However, no additional obligations are imposed on you (whether by court order, agreement or commitment, however denominated, not to sue for patent infringement). To "grant" such a patent or covenant not to enforce a