license" is any express agreement or commitment, however denominated, not to enforce a patent against the work's users, your or third parties' legal rights to forbid circumvention of technological measures. 4. Conveying Verbatim Copies. You may not convey it at all. For example, if your program is distributed in the form of a storage or distribution medium, is called the contributor's "contributor version". A contributor's "essential patent claims" are all patent claims owned or controlled by the Free Software Foundation. If the Program