C.F.R. » Title 37 » CHAPTER I—UNITED STATES PATENT AND TRADEMARK OFFICE, DEPARTMENT OF COMMERCE › SUBCHAPTER A—GENERAL › PART 42—TRIAL PRACTICE BEFORE THE PATENT TRIAL AND APPEAL BOARD › Subpart E—Derivation

37 C.F.R. § 42.404

Derivation fee

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(a) A derivation fee set forth in § 42.15(c) must accompany the petition.

(b) No filing date will be accorded to the petition until payment is complete.