{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11291720","patent":{"patent_number":"US-11291720","title":"Anti-CTLA4 monoclonal antibody or its antigen binding fragments, pharmaceutical compositions and uses","assignee":null,"inventors":[],"filing_date":"2019-09-05T00:00:00.000Z","publication_date":"2022-04-05T00:00:00.000Z","cpc_codes":["G01N","G01N","G01N"],"num_claims":35,"abstract":"The present invention belongs to the fields of tumor therapy and molecular immunology, and provides an anti-CTLA4 monoclonal antibody or antigen binding fragment thereof, a pharmaceutical composition thereof and use thereof. The monoclonal antibody of the present invention can block the binding of CLTA4 to B7, relieve the immunosuppression on the body by CTLA4, and activate T lymphocytes."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Anti-CTLA4 monoclonal antibody or its antigen binding fragments, pharmaceutical compositions and uses","description":"The present invention belongs to the fields of tumor therapy and molecular immunology, and provides an anti-CTLA4 monoclonal antibody or antigen binding fragment thereof, a pharmaceutical composition ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11291720","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-11291720","citation_suggestion":"Patentable. \"Anti-CTLA4 monoclonal antibody or its antigen binding fragments, pharmaceutical compositions and uses\" (US-11291720). https://patentable.app/patents/US-11291720","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11291720","json":"https://patentable.app/api/llm-context/US-11291720","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T12:00:57.656Z"}