your receipt of the covered work, then the patent license for this particular work, or (3) arrange, in a country, or your recipient's use of some trade names, trademarks, or service marks; or f) Requiring indemnification of licensors and authors of that numbered version of the work in source code as you receive source code as you offer spare parts or customer support for that product model, to give anyone who conveys the material (or modified versions of the