Patents by Inventor Maria Stepanova

Maria Stepanova 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: 9846692
    Abstract: A method and system of machine-based extraction of information from a text document employ the steps of performing semantic/syntactic analysis for sentences of the document to build semantic-syntactic structures of the sentences; applying production rules to the semantic-syntactic structures to generate a set of logical conclusions about objects of information comprised in the document, wherein the production rules are based on linguistic characteristics and lexical-morphological properties of the semantic-syntactic structures and ontologies of subject matters of the sentences; and using the set of logical conclusions about objects of information comprised in the document to build an ontology-based RDF graph.
    Type: Grant
    Filed: March 20, 2015
    Date of Patent: December 19, 2017
    Assignee: ABBYY PRODUCTION LLC
    Inventors: Anatoly Starostin, Ivan Smurov, Maria Stepanova
  • Publication number: 20160224537
    Abstract: A method and system of machine-based extraction of information from a text document employ the steps of performing semantic/syntactic analysis for sentences of the document to build semantic-syntactic structures of the sentences; applying production rules to the semantic-syntactic structures to generate a set of logical conclusions about objects of information comprised in the document, wherein the production rules are based on linguistic characteristics and lexical-morphological properties of the semantic-syntactic structures and ontologies of subject matters of the sentences; and using the set of logical conclusions about objects of information comprised in the document to build an ontology-based RDF graph.
    Type: Application
    Filed: March 20, 2015
    Publication date: August 4, 2016
    Inventors: Anatoly Starostin, Ivan Smurov, Maria Stepanova