Patents by Inventor Fred E. Ehrsam

Fred E. Ehrsam has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 10755241
    Abstract: A system and method for transaction bitcoin is described. Bitcoin can be sent to an email address. No miner's fee is paid by a host computer system. Hot wallet functionality is provided that transfers values of some Bitcoin addresses to a vault for purposes of security. A private key of a Bitcoin address of the vault is split and distributed to keep the vault secure. Instant exchange allows for merchants and customers to lock in a local currency price. A vault has multiple email addresses to authorize a transfer of bitcoin out of the vault. User can opt to have private keys stored in locations that are under their control. A tip button rewards content creators for their efforts. A bitcoin exchange allows for users to set prices that they are willing to sell or buy bitcoin and execute such trades.
    Type: Grant
    Filed: March 17, 2015
    Date of Patent: August 25, 2020
    Assignee: Coinbase, Inc.
    Inventors: Julian Langschaedel, Brian D. Armstrong, Fred E. Ehrsam
  • Publication number: 20150262171
    Abstract: A system and method for transaction bitcoin is described. Bitcoin can be sent to an email address. No miner's fee is paid by a host computer system. Hot wallet functionality is provided that transfers values of some Bitcoin addresses to a vault for purposes of security. A private key of a Bitcoin address of the vault is split and distributed to keep the vault secure. Instant exchange allows for merchants and customers to lock in a local currency price. A vault has multiple email addresses to authorize a transfer of bitcoin out of the vault. User can opt to have private keys stored in locations that are under their control. A tip button rewards content creators for their efforts. A bitcoin exchange allows for users to set prices that they are willing to sell or buy bitcoin and execute such trades.
    Type: Application
    Filed: March 17, 2015
    Publication date: September 17, 2015
    Applicant: Coinbase, Inc.
    Inventors: Julian Langschaedel, Brian D. Armstrong, Fred E. Ehrsam
  • Publication number: 20150262176
    Abstract: A system and method for transaction bitcoin is described. Bitcoin can be sent to an email address. No miner's fee is paid by a host computer system. Hot wallet functionality is provided that transfers values of some Bitcoin addresses to a vault for purposes of security. A private key of a Bitcoin address of the vault is split and distributed to keep the vault secure. Instant exchange allows for merchants and customers to lock in a local currency price. A vault has multiple email addresses to authorize a transfer of bitcoin out of the vault. User can opt to have private keys stored in locations that are under their control. A tip button rewards content creators for their efforts. A bitcoin exchange allows for users to set prices that they are willing to sell or buy bitcoin and execute such trades.
    Type: Application
    Filed: March 17, 2015
    Publication date: September 17, 2015
    Applicant: Coinbase, Inc.
    Inventors: Julian Langschaedel, Brian D. Armstrong, Fred E. Ehrsam