Frequently Asked Questions e-Commerce Systems EBC-Patents
Frequently Asked Questions (FAQs) e-Commerce Systems
FAQs for the Patent Application Information Retrieval (PAIR)
FAQs for the Electronic Filing System (EFS)
These FAQs are an on-going effort to identify and supply answers to user's questions about the USPTO's EFS-Web and PAIR systems. If you have further questions or would like to comment on the Electronic Business Center, and you have already browsed the New Users section, please contact us.