[4.4.1文件的转送](4.4.1%E6%96%87%E4%BB%B6%E7%9A%84%E8%BD%AC%E9%80%81.md) [4.4.2口头审理](4.4.2%E5%8F%A3%E5%A4%B4%E5%AE%A1%E7%90%86.md) [4.4.3无效宣告请求审查通知书](4.4.3%E6%97%A0%E6%95%88%E5%AE%A3%E5%91%8A%E8%AF%B7%E6%B1%82%E5%AE%A1%E6%9F%A5%E9%80%9A%E7%9F%A5%E4%B9%A6.md) [4.4.4审查方式的选择](4.4.4%E5%AE%A1%E6%9F%A5%E6%96%B9%E5%BC%8F%E7%9A%84%E9%80%89%E6%8B%A9.md)