#Patents Websites On Xranks
en iyi keşfedin patents Sıralama, trafik ve etkileşime dayalı dünyadaki web siteleri gibi uspto, wipo.
Home page of the United States Patent and Trademark Office's main web site.
The world’s number one source for global intellectual property (patents, industrial designs, copyright, trademarks etc.) information, resources, and services.