| Typicality: | 0.510 |
| Saliency: | 0.367 |
| many years later | 3 | temporal |
| by a third party | 3 | other |
| successfully | 2 | manner |
| patent → be challenged in → court | 26 |
| patent → be challenged in → litigation | 6 |
| patent → be challenged in → a court of law | 3 |
| patent → be challenged on → ground | 3 |
| negative | neutral | positive |
| 0.338 | 0.596 | 0.066 |
| Raw frequency | 38 |
| Normalized frequency | 0.367 |
| Modifier score | 0.820 |
| Perplexity | 164.063 |