FiledPatents.com - The free patent search engine

The FiledPatents.com search engine is one of the most powerful, fastest and easiest patent search engines on the web. Our search allows advanced search techniques such as word stemming, proximity searching relevancy ranking and search term weighing to help you find exactly what you are looking for. Latent semantic searching is also available, and our account features let you organize, annotate and share documents, along with other helpful work-flow features.

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