| free patents online | 0.85 | 0.4 | 6531 | 19 | 91 |
| free patents online search | 1.42 | 0.4 | 3442 | 26 | 45 |
| free patents online database | 1.27 | 1 | 4437 | 28 | 39 |
| free patents online login | 1.73 | 0.1 | 9112 | 25 | 83 |
| free patents online fpo | 0.34 | 0.7 | 9168 | 23 | 25 |
| freepatentsonline.com | 1.46 | 0.7 | 9743 | 21 | 66 |
| free patents online uk | 1.22 | 0.8 | 7936 | 22 | 85 |
| free patents online patent title | 1.98 | 0.1 | 1383 | 32 | 84 |
| free patents online patent number | 0.34 | 0.2 | 7802 | 33 | 36 |
| free patents online patent abstract | 1.79 | 1 | 8407 | 35 | 69 |
| free patents online patent application | 0.83 | 0.7 | 1422 | 38 | 46 |
| free patents online advanced search | 1.91 | 0.1 | 6614 | 35 | 59 |
| free patents online patent database | 1.54 | 0.7 | 8682 | 35 | 18 |
| free patents online patent search | 1.86 | 0.9 | 4894 | 33 | 70 |
| free patents online patent number search | 0.34 | 0.2 | 1232 | 40 | 88 |
| patent online free | 0.93 | 1 | 5405 | 18 | 53 |
| free online patents search engine | 1.27 | 0.6 | 7138 | 33 | 7 |
| patent searches free online | 1.43 | 0.2 | 8399 | 27 | 88 |
| us patents online free | 0.51 | 0.2 | 9926 | 22 | 44 |
| us patents free online search | 1.28 | 0.8 | 508 | 29 | 7 |
