EP4428768A1 - Device and Method for Simulating an Open Quantum System
Summary
European Patent EP4428768A1 titled 'Device and Method for Simulating an Open Quantum System' was published on April 15, 2026. The patent application was filed by Alice & Bob and Association pour la Recherche et le Développement des Méthodes et Processus Industriels (ARMINES), with inventors Pierre Rouchon and François-Marie Le Regent. The invention is classified under IPC G06N 10/60 and G06N 10/20, covering quantum simulation technology methods and devices. The patent is designated for all EU member states plus Switzerland, Norway, Turkey, and the United Kingdom.
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GovPing monitors EPO Patent Bulletin - AI & Computing (G06N) for new telecom & technology regulatory changes. Every update since tracking began is archived, classified, and available as free RSS or email alerts — 76 changes logged to date.
What changed
The European Patent Office granted and published patent EP4428768A1 for a device and method for simulating an open quantum system. The patent application, filed by Alice & Bob and ARMINES, covers quantum simulation technology under IPC classifications G06N 10/60 and G06N 10/20.
Affected parties in the quantum computing and simulation technology space should review the patent claims to assess potential licensing needs or freedom-to-operate considerations. Patent holders in similar technology areas should evaluate whether their inventions might encroach on the protected claims.
Archived snapshot
Apr 25, 2026GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.
DEVICE AND METHOD FOR SIMULATING AN OPEN QUANTUM SYSTEM
Publication EP4428768A1 Kind: A1 Apr 15, 2026
Applicants
Alice & Bob, Association pour la Recherche et le Développement
des Méthodes et Processus Industriels (ARMINES)
Inventors
ROUCHON, Pierre, LE REGENT, François-Marie
IPC Classifications
G06N 10/60 20220101AFI20230713BHEP G06N 10/20 20220101ALI20230713BHEP
Designated States
AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, ME, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR
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