Multi-Party Model Training - Palantir Technologies Inc.

The European Patent Office published patent application EP4273730A1 for Palantir Technologies Inc. on April 8, 2026. The invention covers multi-party model training techniques in AI and machine learning (G06N classification) with applications in data privacy (G06F 21/62). The patent has been published for all designated European Patent Convention contracting states including Germany, France, the United Kingdom, Italy, Spain, and other EU member states.\n\nTechnology companies developing federated learning, collaborative AI training, or multi-party machine learning systems should monitor this patent publication for potential licensing implications or freedom-to-operate considerations. The granted patent would give Palantir exclusive rights to practice the disclosed invention in EPC member states.