marketing covenantglossary / MARKETING COVENANT marketing covenant. Oil & gas. In a mineral lease, the implied promise that the lessee will market the production from the lease within a reasonable time and at a reasonable price. See REASONABLY-PRUDENT-OPERATOR STANDARD. 词条贡献者 译者Jenna,毕业于法国顶尖的高级翻译学院,擅长翻译有关互联网与电子商务领域的法律文件。