out implied leave to sell. 301. Licenses to make and sell, or to use and sell, with implied leave to the vendees to use and to sell the articles they buy? 302. Express licenses so restricted as not to convey implied rights.
310. Assignability of licenses. 311. Purely implied licenses. 312. Implied licenses from conduct, and first by acquiescence. 313. Implied licenses from conduct, by estoppel.
314. Implied licenses from actual re- covery of damages or profits.