A blog has published the list of websites and software’s for downloading the patent copies freely and also on subscription basis. a. http://www.pat2pdf.com. PDF. Coverage: US and European patents, US patent applications. Cost: varies, but all patent documents below USPN 1,000,000 are free. b. http://www.pat2pdf.org. PDF. Coverage: All issued US Patents. Search interface: patent number. [...]
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