---
kind: "section"
citation: "37 C.F.R. § 220.4"
title: "37"
number: "220.4"
heading: "Timing."
url: "https://uscodex.org/cfr/37/220.4"
---

# §220.4. Timing.


When the start or end date for calculating any deadline set forth in this subchapter falls on a weekend or a Federal holiday, the start or end date shall be extended to the next Federal workday. Any document subject to a deadline must be either submitted to the Board's electronic filing system (eCCB) by 11:59 p.m. Eastern Time on the date of the deadline or dispatched by the date of the deadline.


## Notes

### Authority

Authority: 17 U.S.C. 702, 1510.

### Source

Source: 87 FR 30075, May 17, 2022, unless otherwise noted.