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NChain Blockchain Random Number Generation Patent, Apr 15

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Summary

European Patent Application EP3669314A1 filed by nChain Licensing AG for blockchain-based random number generation was published by the EPO on 15 April 2026. The application names inventors CHAN Ying, KRAMER Dean, and WRIGHT Craig Steven and is classified under IPC categories G06Q 20/22, G06Q 20/38, and H04L 9/08. The application is designated for all contracting states including AT, BE, CH, DE, DK, ES, FI, FR, GB, IE, IT, NL, NO, PT, SE, and others.

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About this source

GovPing monitors EPO Patent Bulletin - Business Methods (G06Q) for new banking & finance regulatory changes. Every update since tracking began is archived, classified, and available as free RSS or email alerts — 29 changes logged to date.

What changed

The EPO published European Patent Application EP3669314A1 for random number generation in a blockchain environment, filed by nChain Licensing AG. The application was published on 15 April 2026 with IPC classifications covering payment systems (G06Q 20/22, G06Q 20/38) and cryptographic key distribution (H04L 9/08), and is designated in 31 contracting states across the European region.\n\nBlockchain developers, cryptocurrency firms, and financial-technology companies operating in designated European states should review this filing to assess whether planned or existing random-number-generation implementations may implicate this patent application as it proceeds toward grant.

Archived snapshot

Apr 23, 2026

GovPing 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.

← EPO Patent Bulletin

RANDOM NUMBER GENERATION IN A BLOCKCHAIN

Publication EP3669314A1 Kind: A1 Apr 15, 2026

Applicants

nChain Licensing AG

Inventors

CHAN, Ying, KRAMER, Dean, WRIGHT, Craig Steven

IPC Classifications

G06Q 20/22 20120101AFI20190222BHEP G06Q 20/38 20120101ALI20190222BHEP H04L 9/08 20060101ALI20190222BHEP

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, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR

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Last updated

Classification

Agency
EPO
Published
April 15th, 2026
Instrument
Rule
Branch
International
Legal weight
Binding
Stage
Final
Change scope
Minor
Document ID
EP3669314A1

Who this affects

Applies to
Technology companies
Industry sector
5112 Software & Technology
Activity scope
Patent application filing Blockchain technology Cryptographic systems
Geographic scope
European Union EU

Taxonomy

Primary area
Intellectual Property
Operational domain
Legal
Topics
Data Privacy Cybersecurity

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