Are applications with different effective filing dates treated differently in interference searches?

Yes, applications with different effective filing dates require special consideration during interference searches. The MPEP 1302.08 states: “Examiners are reminded that some applications, such as continuation-in-part applications, may contain claims entitled to different effective filing dates (see MPEP §§ 2133.01 and 2152.01), and that each effective filing date should be considered when performing the interference…

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