Patent Portfolio
nChain's blockchain patent portfolio — the practical embodiment of Dr Wright's technical vision.
~0
Total Patents + Applications
1,090+
Patents Granted
0
Technology Areas
46
Jurisdictions
5th
Global Ranking
Technology Categories
12 major areas spanning blockchain infrastructure to IoT and digital identity.
Key Patents (30 verified)
Most-cited and highest-impact patents from the portfolio.
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active Secure multiparty loss resistant storage and transfer of cryptographic keys for blockchain based systems in conjunction with a wallet management system
US10659223B2 | US | Cryptographic Key Management & Security
Craig Steven Wright, Stephane Savanah -
active Registry and automated management method for blockchain-enforced smart contracts
US11120437B2 | US | Smart Contracts & Automated Execution
Craig Steven Wright, Stephane Savanah -
active Method and system for securing computer software using a distributed hash table and a blockchain
US11455378B2 | US | Digital Rights Management (DRM)
Craig Steven Wright, Stephane Savanah -
active System and method for controlling asset-related actions via a block chain
US11606219B2 | US | Digital Asset Management & Tokenisation
Craig Steven Wright, Gavin Allen -
active Reactive and pre-emptive security system for the protection of computer networks and systems
US10735466B2 | US | Network Security & Cybersecurity
Craig Steven Wright -
active Method for secure peer-to-peer communication on a blockchain
US11455630B2 | US | Peer-to-Peer Communication & Exchange
Craig Steven Wright, Stephane Savanah -
active Method and system for verifying integrity of a digital asset using a distributed hash table and a peer-to-peer distributed ledger
US10579779B2 | US | Digital Rights Management (DRM)
Craig Steven Wright, Stephane Savanah -
active Method and system for verifying ownership of a digital asset using a distributed hash table and a peer-to-peer distributed ledger
US11294991B2 | US | Digital Rights Management (DRM)
Stephane Savanah, Craig Steven Wright -
active Cryptographic method and system for secure extraction of data from a blockchain
US11727501B2 | US | Data Extraction & Enterprise Integration
Craig Steven Wright -
active (under reexamination) Agent-based Turing complete transactions integrating feedback within a blockchain system
US12032677B2 | US | Smart Contracts & Automated Execution
Craig Steven Wright, Stephane Savanah -
active Methods and devices for automated digital certificate verification
US12375298B2 | US | Digital Identity & Certificates
Michaella Pettit, Wei Zhang, Owen Vaughan, Craig Steven Wright -
active Mapping keys to a blockchain overlay network
US12407493B2 | US | Blockchain Infrastructure & Protocol
Jack Owen Davies, Craig Steven Wright -
active A method and system for securing computer software using a distributed hash table and a blockchain
EP3257191 | EP | Digital Rights Management (DRM)
Craig Steven Wright -
active Determining a common secret for the secure exchange of information and hierarchical, deterministic cryptographic keys
EP3268914B1 | EP | Cryptographic Key Management & Security
Craig Steven Wright, Stephane Savanah -
active A method and system for verifying the integrity of a digital asset using a distributed hash table and a peer-to-peer distributed ledger
EP3295349 | EP | Digital Rights Management (DRM)
Craig Steven Wright, Stephane Savanah -
active A method and system for verifying ownership of a digital asset using a distributed hash table and a peer-to-peer distributed ledger
EP3295362 | EP | Digital Rights Management (DRM)
Craig Steven Wright, Stephane Savanah -
active A method and system for verifying ownership of a digital asset using a distributed hash table and a peer-to-peer distributed ledger
EP3295350 | EP | Digital Rights Management (DRM)
Craig Steven Wright, Stephane Savanah -
active Universal tokenisation system for blockchain-based cryptocurrencies
EP3259725B1 | EP | Digital Asset Management & Tokenisation
Craig Steven Wright, Stephane Savanah -
active Determining a common secret for the secure exchange of information and hierarchical, deterministic cryptographic keys
EP3364598B1 | EP | Cryptographic Key Management & Security
Craig Steven Wright, Stephane Savanah -
application Blockchain-based exchange with tokenisation
CA3013180A1 | CA | Digital Asset Management & Tokenisation
Craig Steven Wright, Stephane Savanah -
application Connecting to the blockchain network
GB2597927A | GB | Blockchain Infrastructure & Protocol
Chloe Tartan, Craig Steven Wright -
international application Determining a common secret for the secure exchange of information and hierarchical, deterministic cryptographic keys
WO2017145016 | WIPO | Cryptographic Key Management & Security
Craig Steven Wright -
application Proving and verifying input data
WO2024017786A1 | WIPO | Blockchain Infrastructure & Protocol -
application (early filing) Registry
US20140359291A1 | US | Smart Contracts & Automated Execution
Craig Steven Wright -
unknown (Chinese filing - blockchain related)
CN110741372A | CN | unknown -
unknown (Chinese filing - blockchain related)
CN110999204A | CN | unknown -
international application (WIPO filing - blockchain related)
WO2020109907A1 | WIPO | unknown -
international application (WIPO filing - blockchain related)
WO2020109909A1 | WIPO | unknown -
international application (WIPO filing - blockchain related)
WO2020212796A1 | WIPO | unknown -
active Request-response protocols for accessing data from destination transactions on a blockchain
US12406019 | US | Blockchain Infrastructure & Protocol
Forward Citations
Companies citing nChain patents in their own filings.
Alibaba
430+ citations
Strong Force TX
160+ citations
IBM
80 citations
eBay
70 citations
Siemens AG
45 citations
Intel, Samsung, Block
Multiple citations each
Licensing
IPwe Smart Pool
1,250+ patents contributed. Open membership.
Patent Pledge
Royalty-free for BSV TSC conforming implementations.
Knowledge Base
Human-readable patent summaries. Tiered licensing.