Patents by Inventor Mabel Oza
Mabel Oza 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).
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Publication number: 20260187622Abstract: A system and method for preventing the double-spending of digital currency that transfers between multiple DLT networks. The system and method includes creating a first digital currency of a first type on the first DLT network stored in a digital wallet, the first digital currency associated with a second digital currency of a second type on a second DLT network, configuring a monitoring agent on the node, the monitoring agent configured to intercept at least one of a function call, a message, or an event on the digital wallet, and locking, responsive to intercepting the at least one of the function call, the message, or the event, the first digital currency onto the first DLT network to prevent a transfer of the first digital currency from the digital wallet on the first DLT network to another DLT network responsive to a subsequent transaction request.Type: ApplicationFiled: February 24, 2026Publication date: July 2, 2026Applicant: Wells Fargo Bank N.A.Inventors: Abhijit Shetti, Laura Marie Fontana, Rameshchandra B. Ketharaju, Andrew J. Garner, IV, Nikolai Stroke, Duc Trinh, Mabel Oza, Todd Biggs
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Patent number: 12586061Abstract: A system and method for preventing the double-spending of digital currency that transfers between multiple DLT networks. The system and method includes creating a first digital currency of a first type on the first DLT network stored in a digital wallet, the first digital currency associated with a second digital currency of a second type on a second DLT network, configuring a monitoring agent on the node, the monitoring agent configured to intercept at least one of a function call, a message, or an event on the digital wallet, and locking, responsive to intercepting the at least one of the function call, the message, or the event, the first digital currency onto the first DLT network to prevent a transfer of the first digital currency from the digital wallet on the first DLT network to another DLT network responsive to a subsequent transaction request.Type: GrantFiled: June 10, 2024Date of Patent: March 24, 2026Assignee: Wells Fargo Bank N.A.Inventors: Abhijit Shetti, Laura Marie Fontana, Rameshchandra B. Ketharaju, Andrew J. Garner, IV, Nikolai Stroke, Duc Trinh, Mabel Oza, Todd Biggs
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Publication number: 20250390862Abstract: Securing digital assets in a vault that interfaces with multiple different third-party wallets to store keys/mnemonics. The vault interface accepts input from multiple different party wallets to combine multiple encryptions and secure storage techniques. Numerous cryptographic mechanisms are employed to securely pull a mnemonic phrase from a third-party wallet and into an institution's vault. A customer's mnemonic phrase is securely transported from a personal wallet into a secured institution's encrypted vault using the power of HSM to encrypt and decrypt a customer's mnemonic phrase securely.Type: ApplicationFiled: August 25, 2025Publication date: December 25, 2025Inventors: Todd Steven Biggs, Phillip H. Griffin, Upul D. Hanwella, Mabel Oza, Luiz Silva, Jeff J. Stapleton, Richard Stec, Kurt Paul Stevens, Luis A. Suarez, Sean Xiang Zhang
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Publication number: 20250371526Abstract: A method for preventing the double-spending of digital currency that transfers between multiple distributed ledger technology (DLT) networks. The method includes detecting a request to transfer a first digital currency from the a DLT network of a first type to a second DLT network of a second type. The method further includes, in response to an indication from an exchange node that the first digital currency is to be destroyed, destroying the first digital currency from the first DLT network. The method further include creating a second digital currency on the second DLT network. Creating the second digital currency on the second DLT network further includes attaching a serial number to the second digital currency.Type: ApplicationFiled: August 14, 2025Publication date: December 4, 2025Applicant: Wells Fargo Bank, N.A.Inventors: Abhijit Shetti, Laura Marie Fontana, Rameshchandra Bhaskar Ketharaju, Andrew J. Garner, Nikolai Stroke, Duc Trinh, Mabel Oza, Todd Biggs
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Patent number: 12423679Abstract: Securing digital assets in a vault that interfaces with multiple different third-party wallets to store keys/mnemonics. The vault interface accepts input from multiple different party wallets to combine multiple encryptions and secure storage techniques. Numerous cryptographic mechanisms are employed to securely pull a mnemonic phrase from a third-party wallet and into an institution's vault. A customer's mnemonic phrase is securely transported from a personal wallet into a secured institution's encrypted vault using the power of HSM to encrypt and decrypt a customer's mnemonic phrase securely.Type: GrantFiled: June 6, 2024Date of Patent: September 23, 2025Assignee: WELLS FARGO BANK, N.A.Inventors: Todd Steven Biggs, Phillip H. Griffin, Upul D. Hanwella, Mabel Oza, Luiz Silva, Jeff J. Stapleton, Richard Stec, Kurt Paul Stevens, Luis A. Suarez, Sean Xiang Zhang
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Patent number: 12400219Abstract: A method for preventing the double-spending of digital currency that transfers between multiple distributed ledger technology (DLT) networks. The method includes receiving a message including a smart contract and executing the smart contract. The method further includes detecting a transaction request to transfer the first digital currency from the first DLT network to the second DLT network. The method further includes destroying the digital currency and creating, based on the unit of fiat currency, a second digital currency of a second type on the second DLT network. The method further includes transferring, responsive to detecting the transaction request, the first digital currency from the first DLT network to the second DLT network.Type: GrantFiled: May 8, 2024Date of Patent: August 26, 2025Assignee: Wells Fargo Bank, N.A.Inventors: Abhijit Shetti, Laura Marie Fontana, Rameshchandra Bhaskar Ketharaju, Andrew J. Garner, IV, Nikolai Stroke, Duc Trinh, Mabel Oza, Todd Biggs
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Publication number: 20240330904Abstract: Securing digital assets in a vault that interfaces with multiple different third-party wallets to store keys/mnemonics. The vault interface accepts input from multiple different party wallets to combine multiple encryptions and secure storage techniques. Numerous cryptographic mechanisms are employed to securely pull a mnemonic phrase from a third-party wallet and into an institution's vault. A customer's mnemonic phrase is securely transported from a personal wallet into a secured institution's encrypted vault using the power of HSM to encrypt and decrypt a customer's mnemonic phrase securely.Type: ApplicationFiled: June 6, 2024Publication date: October 3, 2024Inventors: Todd Steven Biggs, Phillip H. Griffin, Upul D. Hanwella, Mabel Oza, Luiz Silva, Jeff J. Stapleton, Richard Stec, Kurt Paul Stevens, Luis A. Suarez, Sean Xiang Zhang
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Publication number: 20240330907Abstract: A system and method for preventing the double-spending of digital currency that transfers between multiple DLT networks. The system and method includes creating a first digital currency of a first type on the first DLT network stored in a digital wallet, the first digital currency associated with a second digital currency of a second type on a second DLT network, configuring a monitoring agent on the node, the monitoring agent configured to intercept at least one of a function call, a message, or an event on the digital wallet, and locking, responsive to intercepting the at least one of the function call, the message, or the event, the first digital currency onto the first DLT network to prevent a transfer of the first digital currency from the digital wallet on the first DLT network to another DLT network responsive to a subsequent transaction request.Type: ApplicationFiled: June 10, 2024Publication date: October 3, 2024Applicant: Wells Fargo Bank N.A.Inventors: Abhijit Shetti, Laura Marie Fontana, Rameshchandra B. Ketharaju, Andrew J. Garner, IV, Nikolai Stroke, Duc Trinh, Mabel Oza, Todd Biggs
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Publication number: 20240289779Abstract: A method for preventing the double-spending of digital currency that transfers between multiple distributed ledger technology (DLT) networks. The method includes receiving a message including a smart contract and executing the smart contract. The method further includes detecting a transaction request to transfer the first digital currency from the first DLT network to the second DLT network. The method further includes destroying the digital currency and creating, based on the unit of fiat currency, a second digital currency of a second type on the second DLT network. The method further includes transferring, responsive to detecting the transaction request, the first digital currency from the first DLT network to the second DLT network.Type: ApplicationFiled: May 8, 2024Publication date: August 29, 2024Applicant: Wells Fargo Bank, N.A.Inventors: Abhijit Shetti, Laura Marie Fontana, Rameshchandra B. BhaskarKetharaju, Andrew J. Garner, IV, Nikolai Stroke, Duc Trinh, Mabel Oza, Todd Biggs
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Patent number: 12073386Abstract: Securing digital assets in a vault that interfaces with multiple different third-party wallets to store keys/mnemonics. The vault interface accepts input from multiple different party wallets to combine multiple encryptions and secure storage techniques. Numerous cryptographic mechanisms are employed to securely pull a mnemonic phrase from a third-party wallet and into an institution's vault. A customer's mnemonic phrase is securely transported from a personal wallet into a secured institution's encrypted vault using the power of HSM to encrypt and decrypt a customer's mnemonic phrase securely.Type: GrantFiled: July 8, 2021Date of Patent: August 27, 2024Assignee: WELLS FARGO BANK, N.A.Inventors: Todd Steven Biggs, Phillip H. Griffin, Upul D. Hanwella, Mabel Oza, Luiz Silva, Jeff J. Stapleton, Richard Stec, Kurt Paul Stevens, Luis A. Suarez, Sean Xiang Zhang
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Patent number: 12008552Abstract: A system and method for preventing the double-spending of digital currency that transfers between multiple DLT networks. The system and method includes creating a first digital currency of a first type on the first DLT network stored in a digital wallet, the first digital currency associated with a second digital currency of a second type on a second DLT network, configuring a monitoring agent on the node, the monitoring agent configured to intercept at least one of a function call, a message, or an event on the digital wallet, and locking, responsive to intercepting the at least one of the function call, the message, or the event, the first digital currency onto the first DLT network to prevent a transfer of the first digital currency from the digital wallet on the first DLT network to another DLT network responsive to a subsequent transaction request.Type: GrantFiled: December 12, 2022Date of Patent: June 11, 2024Assignee: Wells Fargo Bank N.A.Inventors: Abhijit Shetti, Laura Marie Fontana, Rameshchandra B. Ketharaju, Andrew J. Garner, IV, Nikolai Stroke, Duc Trinh, Mabel Oza, Todd Biggs
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Patent number: 11983705Abstract: A method for preventing the double-spending of digital currency that transfers between multiple distributed ledger technology (DLT) networks. The method includes receiving a message including a smart contract and executing the smart contract. The method further includes detecting a transaction request to transfer the first digital currency from the first DLT network to the second DLT network. The method further includes destroying the digital currency and creating, based on the unit of fiat currency, a second digital currency of a second type on the second DLT network. The method further includes transferring, responsive to detecting the transaction request, the first digital currency from the first DLT network to the second DLT network.Type: GrantFiled: July 21, 2022Date of Patent: May 14, 2024Assignee: Wells Fargo Bank, N.A.Inventors: Abhijit Shetti, Laura Marie Fontana, Rameshchandra B. BhaskarKetharaju, Andrew J. Garner, IV, Nikolai Stroke, Duc Trinh, Mabel Oza, Todd Biggs
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Patent number: 11526875Abstract: A system and method for preventing the double-spending of digital currency that transfers between multiple DLT networks. The system and method includes creating, based on a unit of fiat currency, a first digital currency of a first type on a first DLT network and a second digital currency of a second type on a second DLT network. Each of the first digital currency and the second digital currency simultaneously represent a value associated with the unit of fiat currency. The system and method includes detecting a transaction request to transfer the first digital currency from the first DLT network to the second DLT network. The system and method include locking, responsive to detecting the transaction request, the first digital currency onto the first DLT network to prevent a transfer of the first digital currency from the first DLT network to another DLT network responsive to a subsequent transaction request.Type: GrantFiled: February 19, 2020Date of Patent: December 13, 2022Assignee: Wells Fargo Bank N.A.Inventors: Abhijit Shetti, Laura Marie Fontana, Rameshchandra B. Ketharaju, Andrew J. Garner, IV, Nikolai Stroke, Duc Trinh, Mabel Oza, Todd Biggs
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Patent number: 11416848Abstract: A system and method for preventing the double-spending of digital currency that transfers between multiple distributed ledger technology (DLT) networks. The system and method includes receiving an authorization to monitor transaction requests associated with a first DLT network. The system and method includes detecting a transaction request to transfer the first digital currency from the first DLT network to the second DLT network. The first digital currency is created on the first DLT network based on a unit of fiat currency. The system and method include transferring, responsive to detecting the transaction request, the first digital currency from the first DLT network to the second DLT network.Type: GrantFiled: February 19, 2020Date of Patent: August 16, 2022Assignee: Wells Fargo Bank, N.A.Inventors: Abhijit Shetti, Laura Marie Fontana, Rameshchandra B. BhaskarKetharaju, Andrew J. Garner, IV, Nikolai Stroke, Duc Trinh, Mabel Oza, Todd Biggs