| free patents online patent number | 0.9 | 0.9 | 3035 | 33 | 41 |
| free patents online patent number search | 0.48 | 1 | 8563 | 40 | 5 |
| patent number search free | 0.78 | 0.9 | 9172 | 25 | 23 |
| free us patent search number | 0.87 | 0.1 | 4107 | 28 | 69 |
| free online patents information | 1.05 | 0.6 | 8870 | 31 | 61 |
| free us patent online | 1.76 | 0.6 | 3555 | 21 | 38 |
| free patents online search | 0.9 | 0.6 | 2374 | 26 | 23 |
| online free patent search | 0.9 | 0.5 | 1769 | 25 | 72 |
| us patents online free | 0.48 | 0.3 | 4418 | 22 | 52 |
| register patent online for free | 1.28 | 0.1 | 6598 | 31 | 86 |
| patent search by patent number | 1.49 | 0.2 | 3175 | 30 | 35 |
| patenting for free online | 0.51 | 0.3 | 1372 | 25 | 92 |
| free patent services online | 1.13 | 0.6 | 9167 | 27 | 2 |
| file a patent online for free | 0.53 | 1 | 9603 | 29 | 81 |
| search for patent number | 1.16 | 0.1 | 636 | 24 | 86 |
| search for a patent online | 1.91 | 0.5 | 7584 | 26 | 55 |
| download patents for free | 0.59 | 0.1 | 326 | 25 | 72 |
| get a patent for free | 1.33 | 0.1 | 651 | 21 | 100 |
