---
kind: "section"
citation: "37 C.F.R. § 41.20"
title: "37"
number: "41.20"
heading: "Fees."
url: "https://uscodex.org/cfr/37/41.20"
---

# §41.20. Fees.

- (a) **Petition fee.** The fee for filing petitions to the Chief Administrative Patent Judge under [§ 41.3](/cfr/37/41.3.md) is: $452.00.
- (b) **Appeal fees.**
  - (1) **For filing a notice of appeal from the examiner to the Patent Trial and Appeal Board—**
  - (2)
    - (i) For filing a brief in support of an appeal in an application or ex parte reexamination proceeding: $0.00
    - (ii) In addition to the fee for filing a notice of appeal, for filing a brief in support of an appeal in an inter partes reexamination proceeding:
  - (3) For filing a request for an oral hearing before the Board in an appeal under [35 U.S.C. 134](/usc/35/134.md):
  - (4) In addition to the fee for filing a notice of appeal, for forwarding an appeal in an application or ex parte reexamination proceeding to the Board:

## Notes

### Amendments

[78 FR 4290, Jan. 18, 2013, as amended at 82 FR 52817, Nov. 14, 2017; 85 FR 46993, Aug. 3, 2020; 88 FR 17158, Mar. 22, 2023; 89 FR 92011, Nov. 20, 2024]

### Authority

Authority: 35 U.S.C. 2(b)(2), 3(a)(2)(A), 21, 23, 32, 41, 134, 135, and Public Law 112-29.

### Source

Source: 69 FR 50003, Aug. 12, 2004, unless otherwise noted.

### Amendments

[78 FR 4290, Jan. 18, 2013, as amended at 82 FR 52817, Nov. 14, 2017; 85 FR 46993, Aug. 3, 2020; 88 FR 17158, Mar. 22, 2023; 89 FR 92011, Nov. 20, 2024]