37 CFR § 42.15 - Fees.

---
identifier: "/us/cfr/t37/s42.15"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "37 CFR § 42.15 - Fees."
title_number: 37
title_name: "Patents, Trademarks, and Copyrights"
section_number: "42.15"
section_name: "Fees."
chapter_name: "UNITED STATES PATENT AND TRADEMARK OFFICE, DEPARTMENT OF COMMERCE"
subchapter_number: "A"
subchapter_name: "GENERAL"
part_number: "42"
part_name: "TRIAL PRACTICE BEFORE THE PATENT TRIAL AND APPEAL BOARD"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "35 U.S.C. 2(b)(2), 3, 6, 21, 23, 41, 134, 135, 143, 153, 311, 312, 314, 316, 318, 321-326, 328; Pub. L. 112-29, 125 Stat. 284; and Pub. L. 112-274, 126 Stat. 2456."
regulatory_source: "77 FR 48669, Aug. 14, 2012, unless otherwise noted."
cfr_part: "42"
---


# 42.15 Fees.

(a) On filing a petition for *inter partes* review of a patent, payment of the following fees are due:

(1) *Inter Partes* Review request fee—up to 20 claims: $23,750.00.

(2) *Inter Partes* Review Post-Institution fee—up to 20 claims: $28,125.00.

(3) In addition to the *Inter Partes* Review request fee, for requesting a review of each claim in excess of 20: $470.00.

(4) In addition to the *Inter Partes* Post-Institution request fee, for requesting a review of each claim in excess of 20: $940.00.

(b) On filing a petition for post-grant review or covered business method patent review of a patent, payment of the following fees are due:

(1) Post-Grant or Covered Business Method Patent Review request fee—up to 20 claims: $25,000.00.

(2) Post-Grant or Covered Business Method Patent Review Post-Institution fee—up to 20 claims: $34,375.00.

(3) In addition to the Post-Grant or Covered Business Method Patent Review request fee, for requesting a review of each claim in excess of 20: $595.00.

(4) In addition to the Post-Grant or Covered Business Method Patent Review Post-Institution fee, for requesting a review of each claim in excess of 20: $1,315.00.

(c) On the filing of a petition for a derivation proceeding, payment of the following fee is due:

(1) Derivation petition fee: $452.00.

(2) [Reserved]

(d) Any request requiring payment of a fee under this part, including a written request to make a settlement agreement available: $452.00.

(e) Fee for counsel who are not registered practitioners, and who are not seeking automatic recognition pursuant to § 42.10(c)(2), to appear *pro hac vice* before the Patent Trial and Appeal Board: $269.00.

(f) Fee for requesting a review of a Patent Trial and Appeal Board decision by the Director: $452.00.

[85 FR 46993, Aug. 3, 2020, as amended at 89 FR 82178, Oct. 10, 2024; 89 FR 92011, Nov. 20, 2024; 90 FR 3037, Jan. 14, 2025]