NChain Blockchain Random Number Generation Patent, Apr 15
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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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, 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.
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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