Can affidavits be used in inter partes reexamination?

Yes, affidavits can be used in inter partes reexamination proceedings. The MPEP states: “Affidavits under 37 CFR 1.131(a) and 1.132 may be utilized in a reexamination proceeding.” However, there are limitations on the use of certain types of affidavits: “Note, however, that an affidavit under 37 CFR 1.131(a) may not be used to ‘swear behind’…

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What are the special considerations for actions based on affidavit or declaration evidence in patent examination?

Actions based on affidavit or declaration evidence are among the exceptions to partial signatory authority in patent examination, as specified in MPEP 1005. These actions require the signature of a primary examiner, Technology Center Director, or practice specialist, even if the examiner has partial signatory authority. MPEP 1005 specifically mentions several types of actions based…

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