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Fabio 76b8ec33a7 Legal corpus: the complete U.S. Code (59,740 sections, all 53 titles)
Ingested titles 12–51 and 54 from OLRC USLM XML @119-100 (the whole Code
now, uniform edition; Title 53 is reserved/empty). LegalText 11,221 ->
59,740; repo total 105,704 records. Deterministic (byte-identical rerun,
verified on Title 42's 8,356 sections); make check green. make
legal-us-code default now covers every title.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
2026-07-06 10:51:44 -04:00

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---
type: "LegalText"
title: "17 U.S.C. § 904"
description: "Duration of protection"
jurisdiction: "us"
corpus: "united_states_code"
kind: "code_section"
title_number: 17
title_name: "COPYRIGHTS"
chapter_number: "9"
chapter_name: "PROTECTION OF SEMICONDUCTOR CHIP PRODUCTS"
section: "904"
citation: "17 U.S.C. § 904"
status: "current"
release_point: "119-100"
release_date: "2026-06-26"
source: "official"
source_url: "https://uscode.house.gov/download/releasepoints/us/pl/119/100/xml_usc17@119-100.zip"
source_identifier: "/us/usc/t17/s904"
source_file: "data/legal/raw/us/code/title-17/usc17.xml"
source_hash: "e02e1800e0b336570f4f1326c1b55a71af44a920111ef72fc78583b88eb086a5"
raw_snapshot_hash: "53c244d73050c7c92329dce6d1ccd78b9e2fece359d919b044b600b95258446c"
text_hash: "675a27b867461dcb413e71e0410d7cefd2f43263a0a2baf98baa62507f93a32a"
retrieved_at: "2026-07-04"
confidence: "official"
tags: ["legal", "us-code"]
---
# 17 U.S.C. § 904 - Duration of protection
## Text
(a) The protection provided for a mask work under this chapter shall commence on the date on which the mask work is registered under section 908, or the date on which the mask work is first commercially exploited anywhere in the world, whichever occurs first.
(b) Subject to subsection (c) and the provisions of this chapter, the protection provided under this chapter to a mask work shall end ten years after the date on which such protection commences under subsection (a).
(c) All terms of protection provided in this section shall run to the end of the calendar year in which they would otherwise expire.
(Added Pub. L. 98620, title III, § 302, Nov. 8, 1984, 98 Stat. 3349.)