An Introduction to the Espacenet CPC Class Search Site


Espacenet CPC  Class Search Site:  Example search for carbon fiber fuel tank

The USPTO and many universities, including UT Austin, suggest you identify important keywords by “Brainstorming” your idea for related terms. Then, you go to the USPTO Classification query page and enter the keywords. (For more details on the UT Austin and USPTO process, read the notes at the end of this email)

Now Epacenet makes identifying possible CPC Class assignment for your Patent Application much easier.  Just us our Espacent CPC Class Search database in our QUICKSTART Patent Search subject Screens:

QUICKSTART- “Paste or Type up to 5000 words” into this box and you will see 9-Tabs I This works best if you use just 3 or 4  top-level keywords. More tan that may not find CPC Classes: