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View up-to-date information on Duolingo Inc patents, including inventor and filing insights.

Patent Trends

Publication Identifier Document Type Title Classification-CPC Publication Date
WO2023043713A1 Application Systems and methods for automated generation of passage-based items for use in testing or evaluation G06F40/279; G06F40/56; G09B5/065; G09B7/06 March 23, 2023
WO2023044103A1 Application System and methods for educational and psychological modeling and assessment G09B19/06; G09B7/02; G09B7/10 March 23, 2023
US20230087817A1 Application System and methods for educational and psychological modeling and assessment G09B19/06; G09B7/02; G09B7/10 March 23, 2023
US20230080674A1 Application Systems and methods for automated generation of passage-based items for use in testing or evaluation G06F40/279; G06F40/56; G09B5/065; G09B7/06 March 16, 2023
WO2017070496A1 Application Automatic test personalization G09B5/04; G09B7/02; G09B7/04; H04L65/401; H04L67/306; H04L67/53 April 27, 2017
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Top Inventors by Filings (Count by publication)

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