{"entity":{"iso2":"BG","iso3":"BGR","name":"Bulgaria","slug":"bulgaria"},"indicator":{"licence":"CC BY 4.0 (Eurostat)","slug":"patent-applications-to-the-epo-by-priority-year-international-patent-classification-ipc","source":"Eurostat","source_url":"https://ec.europa.eu/eurostat/databrowser/view/urt_pat_epipc","title":"Patent applications to the EPO by priority year, international patent classification (IPC) sections, classes and other typologies (1977-2012)","unit":null},"observations":[{"date":"1981-01-01","value":1.0},{"date":"1982-01-01","value":1.6},{"date":"1983-01-01","value":1.47},{"date":"1984-01-01","value":4.84},{"date":"1985-01-01","value":0.53},{"date":"1986-01-01","value":0.98},{"date":"1987-01-01","value":7.69},{"date":"1988-01-01","value":4.75},{"date":"1989-01-01","value":1.0},{"date":"1990-01-01","value":1.53},{"date":"1992-01-01","value":1.0},{"date":"1993-01-01","value":1.0},{"date":"1995-01-01","value":2.2},{"date":"1996-01-01","value":1.23},{"date":"1997-01-01","value":1.44},{"date":"1998-01-01","value":1.67},{"date":"1999-01-01","value":1.33},{"date":"2000-01-01","value":2.9},{"date":"2001-01-01","value":4.39},{"date":"2002-01-01","value":3.2},{"date":"2003-01-01","value":2.0},{"date":"2004-01-01","value":2.85},{"date":"2005-01-01","value":2.35},{"date":"2006-01-01","value":4.0},{"date":"2007-01-01","value":0.38},{"date":"2008-01-01","value":1.61},{"date":"2009-01-01","value":1.7},{"date":"2010-01-01","value":3.0},{"date":"2011-01-01","value":3.75},{"date":"2012-01-01","value":3.37}],"summary":{"latest_period":"2012-01-01","latest_value":3.37,"max":7.69,"mean":2.35867,"min":0.38,"of":27,"rank":23,"trend":"volatile"}}