{
  "patent_number": "US 8822430",
  "country": "US",
  "title": "Chemical Compounds for Treating Hepatitis C Virus",
  "original_title": "Antiviral compounds",
  "summary": "A patent describing specific chemical structures designed to stop the Hepatitis C virus from replicating in humans.",
  "what_it_does": "This patent defines a series of chemical structures, specifically compounds containing benzimidazolyl and heteroaryl rings, that act as antiviral agents. These molecules are engineered to interfere with the life cycle of the Hepatitis C virus (HCV). By administering these compounds, as described in claims 16 and 17, the patent outlines a method to inhibit the virus's ability to multiply within a human patient. The patent also covers the pharmaceutical compositions, meaning the specific mixtures of these chemicals with carriers that allow them to be safely delivered as medicine.",
  "what_it_does_not_cover": [
    "Does not cover general antiviral treatments for viruses other than Hepatitis C.",
    "Does not cover natural, non-synthetic chemical compounds found in nature.",
    "Does not cover methods of treating HCV using different chemical scaffolds not defined by the specific formulas in the claims.",
    "Does not cover medical devices or diagnostic tools for detecting the virus."
  ],
  "filed": "2013-07-31",
  "granted": "2014-09-02",
  "expires": null,
  "status": "active",
  "holder": "Gilead Pharmasset LLC",
  "holder_url": "https://patentbrief.org/company/gilead-pharmasset-llc",
  "inventors": [
    {
      "name": "Qi Liu",
      "url": "https://patentbrief.org/inventor/qi-liu"
    },
    {
      "name": "Hongtao Liu",
      "url": "https://patentbrief.org/inventor/hongtao-liu"
    },
    {
      "name": "Jay P. Parrish",
      "url": "https://patentbrief.org/inventor/jay-p-parrish"
    },
    {
      "name": "Randall L. Halcomb",
      "url": "https://patentbrief.org/inventor/randall-l-halcomb"
    },
    {
      "name": "Aesop Cho",
      "url": "https://patentbrief.org/inventor/aesop-cho"
    },
    {
      "name": "Elizabeth M. Bacon",
      "url": "https://patentbrief.org/inventor/elizabeth-m-bacon"
    },
    {
      "name": "Scott D. Schroeder",
      "url": "https://patentbrief.org/inventor/scott-d-schroeder"
    },
    {
      "name": "Manoj C. Desai",
      "url": "https://patentbrief.org/inventor/manoj-c-desai"
    },
    {
      "name": "Hongyan Guo",
      "url": "https://patentbrief.org/inventor/hongyan-guo"
    },
    {
      "name": "William J. Watkins",
      "url": "https://patentbrief.org/inventor/william-j-watkins"
    },
    {
      "name": "Scott E. Lazerwith",
      "url": "https://patentbrief.org/inventor/scott-e-lazerwith"
    },
    {
      "name": "James D. Trenkle",
      "url": "https://patentbrief.org/inventor/james-d-trenkle"
    },
    {
      "name": "Jeromy J. Cottell",
      "url": "https://patentbrief.org/inventor/jeromy-j-cottell"
    },
    {
      "name": "Evan S. Krygowski",
      "url": "https://patentbrief.org/inventor/evan-s-krygowski"
    },
    {
      "name": "Joseph H. Saugier",
      "url": "https://patentbrief.org/inventor/joseph-h-saugier"
    },
    {
      "name": "Jianyu Sun",
      "url": "https://patentbrief.org/inventor/jianyu-sun"
    },
    {
      "name": "Richard L. Mackman",
      "url": "https://patentbrief.org/inventor/richard-l-mackman"
    },
    {
      "name": "Eda Canales",
      "url": "https://patentbrief.org/inventor/eda-canales"
    },
    {
      "name": "Lianhong Xu",
      "url": "https://patentbrief.org/inventor/lianhong-xu"
    },
    {
      "name": "Michael Graupe",
      "url": "https://patentbrief.org/inventor/michael-graupe"
    },
    {
      "name": "Michael L. Mitchell",
      "url": "https://patentbrief.org/inventor/michael-l-mitchell"
    },
    {
      "name": "Winston C. Tse",
      "url": "https://patentbrief.org/inventor/winston-c-tse"
    },
    {
      "name": "Randall W. Vivian",
      "url": "https://patentbrief.org/inventor/randall-w-vivian"
    },
    {
      "name": "Choung U. Kim",
      "url": "https://patentbrief.org/inventor/choung-u-kim"
    },
    {
      "name": "Hyung-Jung Pyun",
      "url": "https://patentbrief.org/inventor/hyung-jung-pyun"
    },
    {
      "name": "Thorsten A. Kirschberg",
      "url": "https://patentbrief.org/inventor/thorsten-a-kirschberg"
    },
    {
      "name": "James G. Taylor",
      "url": "https://patentbrief.org/inventor/james-g-taylor"
    },
    {
      "name": "John O. Link",
      "url": "https://patentbrief.org/inventor/john-o-link"
    },
    {
      "name": "Darryl Kato",
      "url": "https://patentbrief.org/inventor/darryl-kato"
    }
  ],
  "times_cited": 11,
  "tags": [
    "pharmaceutical",
    "biotech"
  ],
  "abstract": "The invention is related to anti-viral compounds, compositions containing such compounds, and therapeutic methods that include the administration of such compounds, as well as to processes and intermediates useful for preparing such compounds.",
  "url": "https://patentbrief.org/patent/us/8822430/epclusa-sofosbuvir-velpatasvir",
  "markdown_url": "https://patentbrief.org/patent/us/8822430/epclusa-sofosbuvir-velpatasvir/md",
  "google_patents_url": "https://patents.google.com/patent/US8822430",
  "relatedPatents": []
}