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United States Patent and Trademark Office[Preview]
Official site for the United States Patent and Trademark Office. Find how-to guides, office policies and laws, forms, fee schedules, news, upcoming ...
Patents[Preview]
A patent is an intellectual property right granted by the Government of the ... patentable may request that the Office of Second Filing (OSF) fast ...
UPRP - Home Page of the PPO[Preview]
The Polish Patent Office performs its basic tasks within the scope of: ... Basic tasks of the Polish Patent Office with regard to the granting ...
Patent and trademark office[Preview]
US patent and trademark office website link free trademark & servicemark research and information and servicemark protection