| to a person | 11 | other |
| at the time | 8 | temporal |
| in view of the prior art | 6 | other |
| invention → be → obvious | 90 |
| invention → be determined to be → obvious | 3 |
| invention → be deemed → obvious | 3 |
| negative | neutral | positive |
| 0.218 | 0.632 | 0.150 |
| Raw frequency | 96 |
| Normalized frequency | 0.864 |
| Modifier score | 0.900 |
| Perplexity | 114.721 |