{"@type": "dcat:Dataset", "accessLevel": "public", "bureauCode": ["009:25"], "contactPoint": {"@type": "vcard:Contact", "fn": "NIH/NCBI Data Team", "hasEmail": "mailto:info@ncbi.nlm.nih.gov"}, "description": "A solid dosage formulation having a core with a pharmacological agent dispersed in a first controlled-release matrix from which release of the agent is relatively slow; and a coat formed over the core and having the agent dispersed in a second controlled-release matrix from which release of the agent is relatively fast. The first matrix can be a cross-linked high amylose starch and the second matrix can be a mixture of polyvinyl acetate and polyvinylpyrrolidone.", "distribution": [{"@type": "dcat:Distribution", "description": "Access the complete Patent AT-E400819-T1: [Translated] CONTROLLED RELEASE PREPARATIONS on the official website.", "downloadURL": "https://pubchem.ncbi.nlm.nih.gov/patent/AT-E400819-T1", "mediaType": "text/html", "title": "Official Data Source"}], "identifier": "https://healthdata.gov/api/views/2v6w-giwz", "issued": "2025-09-05", "keyword": ["chemistry", "innovation", "patent", "pubchem", "research"], "landingPage": "https://healthdata.gov/d/2v6w-giwz", "modified": "2025-09-06", "programCode": ["009:066"], "publisher": {"@type": "org:Organization", "name": "National Center for Biotechnology Information (NCBI)"}, "theme": ["NIH"], "title": "Patent AT-E400819-T1: [Translated] CONTROLLED RELEASE PREPARATIONS"}