Paper F brain-teasers

Paper F brain-teasers are a series of 47 email-based questions and answers focusing on European (EPC and PCT) patent law and practice. Each question is brief and takes only 5 to 10 minutes to answer. 

We will email you a question every Monday, Wednesday and Friday, along with the answer – with legal basis – to the previous question. 

By signing up to the Paper F brain-teasers mailing list, you'll receive these questions regularly via email. Your data will be used solely for this purpose and will be deleted after all questions have been sent. For detailed data protection information, please refer to our Terms of use. You may unsubscribe at any time.