Source: DSMC A license covering a patent(s), technical or proprietary data, technical assistance, know-how, or any combination of these, granted by a U.S. firm to a foreign firm or government to produce, co-produce, or sell a defense article or service within a given sales territory without competition from any other licenses or from the licenser. A nonexclusive license is a license as described as above, except that competition may be permitted with other licensees and/or the licenser.