回複：ask about provisional application, thank you so very much.

A provionsional filed under 35 USC 111(b) will never be published. If you do not file a utility within a year then the provisional is abandoned and you will not have the benefit of the priority date of the provisional. However, an abandoned provisional will not a prior art for a later filed utility patent under 35 USC 102.

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• Yeh, I know you will answer me. The exam is so hard. But I will -789654- ♀ (0 bytes) () 02/08/2011 postreply 19:37:27