Databases by Subject

Espacenet is a comprehensive worldwide patent database managed by the European Patent Office. It offers free access to patent documents worldwide, containing information about inventions and technical developments since 1836.

Classic Espacenet interface is on: https://worldwide.espacenet.com/?locale=en_EP

Subject: 
Patents
Covering period years: 
-1836
Access remarks: 

Free

Provider: 
European Patent Office
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