Compare:Patent Search System
From Intellogist
| This tool allows for side-by-side comparison of the patent search systems that have been reviewed by the Intellogist team. To accurately interpret the table, review the category definitions provided in the Quick Table help topic. Also, be aware that the Quick Tables data is current as of the time the Intellogist article for a given search system was last updated, with the exception of data coverage information, which is updated as we are aware of changes. For more information, see our update policies. If you have questions about the data in the tool, please contact us. If you wish to purchase printable copies of comparison tables, see our FAQ. | 
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