The special obligatory itself has a prior validity, and its realization is a category which belongs to law of obligation and procedural law, not to real right law.

特种债权本身具有优先效力，其实现本质上属于债权法、程序法而非物权法的范畴。

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A party's challenge of the validity of the arbitration agreement shall be raised prior to the arbitration tribunal's first hearing.

当事人对仲裁协议的效力有异议，应当在仲裁庭首次开庭前提出。

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The patentee should make known to its legal advisers any concerns it has about the validity of its patent (s), for example, identifying any close prior art.

专利权人应当让其法律顾问了解其对专利有效性所关注的任何事情，例如，对有关专利的最新技术的检索。

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Doubts had recently been raised about the validity of a prior deal with Qadbak Investments Ltd, which has now been shelved in favor of the sale to Sauber.

CNN: BMW and Sauber agree Formula One deal