1Additional IP Rights Grant (Patents) 2 3"This implementation" means the copyrightable works distributed by 4Google as part of the Fuchsia project. 5 6Google hereby grants to you a perpetual, worldwide, non-exclusive, 7no-charge, royalty-free, irrevocable (except as stated in this 8section) patent license to make, have made, use, offer to sell, sell, 9import, transfer, and otherwise run, modify and propagate the contents 10of this implementation of Fuchsia, where such license applies only to 11those patent claims, both currently owned by Google and acquired in 12the future, licensable by Google that are necessarily infringed by 13this implementation. This grant does not include claims that would be 14infringed only as a consequence of further modification of this 15implementation. If you or your agent or exclusive licensee institute 16or order or agree to the institution of patent litigation or any other 17patent enforcement activity against any entity (including a 18cross-claim or counterclaim in a lawsuit) alleging that this 19implementation of Fuchsia constitutes direct or contributory patent 20infringement, or inducement of patent infringement, then any patent 21rights granted to you under this License for this implementation of 22Fuchsia shall terminate as of the date such litigation is filed. 23