Patent applications are worldwide patent applications filed through the Patent Cooperation Treaty procedure or with a national patent office.
| Data | Valor | Modificar, % |
|---|---|---|
| 2017 | 4 | 33,33% |
| 2016 | 3 | 50,00% |
| 2015 | 2 | 100,00% |
| 2014 | 1 | 0,00% |
| 2013 | 1 | -66,67% |
| 2012 | 3 | 50,00% |
| 1992 | 2 | 100,00% |
| 1991 | 1 | -50,00% |
| 1990 | 2 | -50,00% |
| 1988 | 4 | 300,00% |
| 1986 | 1 | -66,67% |
| 1985 | 3 |