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United States Court of Appeals for the Second CircuitCopyright & Fair Use
Decided 2015

Authors Guild v. Google, Inc.

804 F.3d 202 (2d Cir. 2015)· Docket No. 13-4829-cv· Opinion by Judge Pierre N. Leval (3-0 (Unanimous))
Ontological Knowledge Graph Fingerprint
Copyright & Expressive Media Law
Niche Legal Sub-Discipline Tags:
#computational-fair-useSettled Safe Harbor

Mass downloading and vector conversion of copyrighted text, imagery, and code for analytical ingestion where the end-user query output is non-substitutive.

↳ Statutory Hook: 17 U.S.C. § 107 (Factor 1 Transformativeness)
#latent-space-jurisprudenceHigh Litigation Risk

The legal characterization of high-dimensional neural network weights, embedding vectors, and diffusion model parameter checkpoints as potential derivative works.

↳ Statutory Hook: 17 U.S.C. § 101 (Derivative Works) & § 106(2)
#territorial-data-extraterritorialityHigh Litigation Risk

Jurisdictional challenges when AI training corpora are scraped, embedded, and trained across multinational server clusters with conflicting copyright exceptions.

↳ Statutory Hook: EU DSM Directive Art. 4 & UK CDPA
CAUTION · NARROWED BY SUBSEQUENT HOLDING
Impacted by: Warhol v. Goldsmith (2023)

Valid 2nd Circuit binding precedent for non-expressive snippet search; caution required when training models produce directly substitutive commercial outputs.

OPERATIVE SIGNALS & RISK DISSECTION
BINDING PRECEDENT
Operative Judicial Rule

Digitizing complete copyrighted books to build searchable indices and short snippet views is transformative fair use.

Practical Tech Impact

Authorized large-scale computational text mining, dataset curation, and search crawlers.

Precedential Standing & Risk

Binding 2nd Circuit Precedent · Heavy National Authority

Formal Judicial Holding:

Google's mass scanning of books to create a full-text searchable database and display snippets is transformative fair use. Non-expressive computational indexing provides enormous public benefit without creating a market substitute.

PRECEDENTIAL RULE MUTATION FLOWCHART
DOCTRINAL VECTOR
1. Antecedent Doctrine

Full-book 100% digital copying without permission was direct reproduction infringement.

Historical Rule
2. Factual Catalyst / Friction

Google scanned 20 million library books to create keyword search indexes and 3-line snippets.

Judicial Distinction
3. Recalibrated Holding

Non-Expressive Computational Mining: Copying entire expressive works for computational indexing without market substitution is transformative fair use.

New Operative Rule
4. Downstream Effect

Core legal justification asserted by AI foundation model developers for web scraping.

Current Standing
Factual Background:

Google partnered with major research libraries to digitally scan over 20 million copyrighted books without copyright owner authorization. Google created a searchable digital database, allowing users to query words or terms and view verbatim 'snippets' of text, while also providing libraries with digital copies of books in their collections.

Procedural Posture & Issue:

On appeal from the United States District Court for the Southern District of New York. District Judge Denny Chin granted summary judgment in favor of Google.

Issue: Whether Google's unauthorized mass scanning of books for searchable digital indexing and snippet display constitutes fair use under 17 U.S.C. § 107.

Judicial Reasoning & Statutory Construction

  • 1.Transformative Indexing: The purpose of Google Books is highly transformative: making information about the books available to searchers without serving as an expressive substitute.
  • 2.Snippet View Protection: Snippet displays are carefully limited to reveal only enough text to verify search relevance, not enough to satisfy reader demand for the book.
  • 3.Factor 4 Non-Substitution: Full-text search and snippet views do not threaten copyright owners with market substitution.
Doctrinal Significance & Precedential Legacy:

Authors Guild is the primary legal anchor cited by AI labs (OpenAI, Anthropic, Stability AI) to justify scraping the public internet for dataset pre-training. Penned by Judge Pierre Leval himself, it established that non-expressive computational analysis of copyrighted text is transformative fair use.

Statutory Hooks & Precedents Cited:
17 U.S.C. § 107(1)17 U.S.C. § 107(4)Campbell v. Acuff-Rose Music, Inc., 510 U.S. 569 (1994)Authors Guild, Inc. v. HathiTrust, 755 F.3d 87 (2d Cir. 2014)Sony Corp. of America v. Universal City Studios, Inc., 464 U.S. 417 (1984)
Downstream Impact:
Forms the entire legal foundation for web crawlers, search engines, and LLM dataset curation.Currently challenged by publishers in The New York Times Co. v. OpenAI (S.D.N.Y. 2024).
Canonical Bluebook / APA Citation:Official CourtListener / Justia Repository

Authors Guild v. Google, Inc., 804 F.3d 202 (2d Cir. 2015).