Table Data - U.S. Granted Patents: Utility Patents Originating in Bulgaria
| Title | U.S. Granted Patents: Utility Patents Originating in Bulgaria |
|---|---|
| Series ID | PATENT4NBGUTILITY |
| Source | U.S. Patent and Trademark Office |
| Release | U.S. Granted Patents by States, Territories, and Countries (Not a Press Release) |
| Seasonal Adjustment | Not Seasonally Adjusted |
| Frequency | Annual |
| Units | Number |
| Date Range | 1992-01-01 to 2020-01-01 |
| Last Updated | 2021-05-21 1:04 PM CDT |
| Notes | Patent origin is determined by the residence of the first-named inventor. Utility patents are patents for invention. See PTMT Products and Services Brochure and Types of patent applications and proceedings for more information. |
| DATE | VALUE |
|---|---|
| 1992-01-01 | 5 |
| 1993-01-01 | 5 |
| 1994-01-01 | 4 |
| 1995-01-01 | 1 |
| 1996-01-01 | 1 |
| 1997-01-01 | 5 |
| 1998-01-01 | 1 |
| 1999-01-01 | 2 |
| 2000-01-01 | 1 |
| 2001-01-01 | 3 |
| 2002-01-01 | 3 |
| 2003-01-01 | 9 |
| 2004-01-01 | 3 |
| 2005-01-01 | 3 |
| 2006-01-01 | 3 |
| 2007-01-01 | 6 |
| 2008-01-01 | 16 |
| 2009-01-01 | 36 |
| 2010-01-01 | 58 |
| 2011-01-01 | 43 |
| 2012-01-01 | 24 |
| 2013-01-01 | 29 |
| 2014-01-01 | 48 |
| 2015-01-01 | 31 |
| 2016-01-01 | 52 |
| 2017-01-01 | 37 |
| 2018-01-01 | 38 |
| 2019-01-01 | 56 |
| 2020-01-01 | 56 |