Under 35 U.S.C. § 120, a continuation application receives the benefit of the parent's filing date only if it:
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A
Was filed before the parent issued and contains at least one common inventor
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B
Was filed before the parent patent issued or abandoned, discloses the same invention, and is filed by at least one common inventor with a co-pending claim of priority
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C
Was filed within 12 months of the parent's filing date by the same assignee
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D
Contains all of the parent's original claims