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Metro-Goldwyn-Mayer Studios Inc. v. Grokster, Ltd.

No. 04-480 SCOTUS · Decided Decided SCOTUS

Legal Issues

Pleading Plausibility (Twombley-Iqbal)inducing infringementpatent infringement

The Facts

Grokster and StreamCast distributed decentralized file sharing software. Studies showed the overwhelming use was to share copyrighted music and movies without authorization. The defendants argued that their software had substantial non-infringing uses under the Sony Betamax doctrine and that they had no direct control over users' activities.

The Application

History

The Court's inducement analysis centered on Grokster and StreamCast's affirmative promotion of infringing use: marketing the software as a Napster replacement, failing to implement filtering mechanisms, and maintaining a business model dependent on infringing activity despite knowing that 90% of network traffic involved copyrighted material. Although the software possessed potential non-infringing uses, the defendants' intentional cultivation of infringement through their marketing and deliberate indifference to massive copyright violations negated any Sony Betamax protection. The Court found that this intentional promotion demonstrated through conduct, not passive neutrality, satisfied the inducement theory even absent direct control over individual users. The defendants' clear objective to capitalize on infringement made them secondarily liable despite the product's technological capability for lawful use.

The Conclusion

**MGM v. Grokster established the inducement theory of copyright secondary liability in the digital context, making clear that intentional promotion of a technology for infringing purposes negates any Sony Betamax protection.** The ruling shaped the development of peer-to-peer technology and online platforms by holding that intent to facilitate infringement, demonstrated through affirmative conduct, creates liability regardless of the technology's non-infringing potential.

CourtSupreme Court of the United States
Filed -
CL Status -

No circuit court data for this case.

Cert Granted -
Status -
Filed (CL) -
SCOTUS TMR-12285543 Jul 19, 2026

Case Analysis

Overview

MGM and other entertainment companies sued Grokster and StreamCast for distributing peer-to-peer file sharing software used predominantly to infringe copyrights. The Supreme Court held 9-0 that a company that distributes software with the intent to promote its use for copyright infringement is liable for the resulting infringement by users, under an inducement theory of secondary liability.

Facts

Grokster and StreamCast distributed decentralized file sharing software. Studies showed the overwhelming use was to share copyrighted music and movies without authorization. The defendants argued that their software had substantial non-infringing uses under the Sony Betamax doctrine and that they had no direct control over users' activities.

Issue

Whether the distributor of a product capable of both lawful and infringing uses may be held liable for copyright infringements committed by users if the distributor promoted the product's use for infringing purposes.

Rule

Secondary liability for copyright infringement may be found against one who distributes a device with the object of promoting its use to infringe copyright, as shown by clear expression or other affirmative steps taken to foster infringement. The Sony Betamax rule shielding sellers of products with substantial non-infringing uses does not apply where the seller actively promotes infringement.

Analysis

The Court's inducement analysis centered on Grokster and StreamCast's affirmative promotion of infringing use: marketing the software as a Napster replacement, failing to implement filtering mechanisms, and maintaining a business model dependent on infringing activity despite knowing that 90% of network traffic involved copyrighted material. Although the software possessed potential non-infringing uses, the defendants' intentional cultivation of infringement through their marketing and deliberate indifference to massive copyright violations negated any Sony Betamax protection. The Court found that this intentional promotion, demonstrated through conduct, not passive neutrality, satisfied the inducement theory even absent direct control over individual users. The defendants' clear objective to capitalize on infringement made them secondary liable despite the product's technological capability for lawful use.

Conclusion

**MGM v. Grokster established the inducement theory of copyright secondary liability in the digital context, making clear that intentional promotion of a technology for infringing purposes negates any Sony Betamax protection.** The ruling shaped the development of peer-to-peer technology and online platforms by holding that intent to facilitate infringement, demonstrated through affirmative conduct, creates liability regardless of the technology's non-infringing potential.

Notes

Decided June 27, 2005. 9-0 (Souter). Inducement liability for distributing device to promote copyright infringement. Key precedent for Hikma §271(b) patent inducement. Pre-Bryan coverage. Reference case.

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