Patent applications are worldwide patent applications filed through the Patent Cooperation Treaty procedure or with a national patent office.
| Data | Valor | Modificar, % |
|---|---|---|
| 2021 | 5 | -37,50% |
| 2020 | 8 | -86,44% |
| 2017 | 59 | 391,67% |
| 2016 | 12 | 33,33% |
| 2014 | 9 | -47,06% |
| 1995 | 17 | -39,29% |
| 1994 | 28 | 7,69% |
| 1993 | 26 | 420,00% |
| 1985 | 5 | 25,00% |
| 1984 | 4 | -63,64% |
| 1983 | 11 | -38,89% |
| 1982 | 18 |