想查询国际专利PCT⼀CN2014⼀092849 的具体信息和状态，谢谢。

这件专利的相关信息是：

WO/2014/092849 PROCESS AND CATALYST FOR CONVERSION OF ACETIC ACID TO ISOBUTENE    WO    19.06.2014    

C07C 5/22    

   PCT/US2013/063968    WASHINGTON STATE UNIVERSITY    SUN, Junming    

A process is disclosed for converting acetic acid to isobutene in the presence of a catalyst. In certain embodiments, a ZnxZryOz mixed oxide catalyst is used for carrying out a gas phase process for converting acetic acid to isobutene. In some embodiments, a ZnxZryOz mixed oxide catalyst made by an incipient wetness impregnation method is used and is indicated to be very stable for carrying out the conversion.

    图片中是相关的专利期限信息。