Overview of the application 500-06-001394-259

Printing of the overview of the application for a class action

Application stage:

Authorization - Application to the Superior Court for authorization to institute a class action

Courthouse:

Montréal

Date of filing of the application for authorization to institute a class action:

2025-07-06

File no.:

500-06-001394-259

Subject:

Propriété intellectuelle; Liability

This case concerns:

il s'agit d'une demande de dommages-intérêts, de restitution des bénéfices et d'injonction sur la base de la violation des droits d'auteur des œuvres des membres du groupe et de l'enrichissement injustifié.

Name of parties:

Taras Grescoe v. Anthropic PBC

Description of the class instituting the class action:

All natural persons or corporations, resident in Québec who owned or co-owned the copyright to works used by Anthropic PBC to train one of the various versions of the Anthropic Large Language Models between January 2021 and the present, or such other class definition as may be approved by the Court.

Documents and proceedings:

Document Date of document
Application for authorization to institute a class action 2025-07-06
Reply 2025-08-11
Judgment on the stay of an application for authorization to institute a class action (Granted) 2025-11-06

Counsels for the applicant:

Name E-mail Phone Adresse Name of Law Firm Website
Simkin, Michael 514 582-9236 85 rue Saint-Paul Ouest, #410, Montréal, Quebec, Canada , H2Y 3V4 Simkin Légal

Counsels for the defence:

Name E-mail Phone Adresse Name of Law Firm
Hebert, Alexandra [email protected] 514 868-5644 2880-1 Place Ville Marie, Montréal, Quebec, Canada , H3B 4R4
Merminod, Anne [email protected] 514 868-5642 2880-1 Place Ville Marie, Montréal, Quebec, Canada , H3B 4R4 Torys Law Firm LLP

Application stage

1 - Authorization - Application to the Superior Court for authorization to institute a class action

Courthouse

Montréal

Date of filing of the application for authorization to institute a class action

2025-07-06

File no.

500-06-001394-259

Subject

Propriété intellectuelle; Liability

This case concerns

il s'agit d'une demande de dommages-intérêts, de restitution des bénéfices et d'injonction sur la base de la violation des droits d'auteur des œuvres des membres du groupe et de l'enrichissement injustifié.

Name of parties

Taras Grescoe v. Anthropic PBC

All natural persons or corporations, resident in Québec who owned or co-owned the copyright to works used by Anthropic PBC to train one of the various versions of the Anthropic Large Language Models between January 2021 and the present, or such other class definition as may be approved by the Court.
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