37 CFR § 41.63 Practice Before the Patent Trial and Appeal Board

§ 41.63 Amendments and affidavits or other evidence after appeal.

Current through Aug 26, 2026 · Read all of Part 41

(a) Amendments filed after the date of filing an appeal pursuant to § 41.61 canceling claims may be admitted where such cancellation does not affect the scope of any other pending claim in the proceeding.

(b) All other amendments filed after the date of filing an appeal pursuant to § 41.61 will not be admitted except as permitted by § 41.77(b)(1).

(c) Affidavits or other evidence filed after the date of filing an appeal pursuant to § 41.61 will not be admitted except as permitted by reopening prosecution under § 41.77(b)(1).

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