A B C D E F G H I J L M N O P R S T U
-E-
| Subject | Telephone | Fax | TTY |
|---|---|---|---|
| Electronic Business Center, Patent (P-EBC) See Patent Electronic Business Center | |||
| Electrical Examining Groups See Patent Technology Centers | |||
| Electronic Filing System See Patent Electronic Business Center | |||
| Electronic Information Products (OCIO) Send e-mail to: ipd@uspto.gov See PISG Web page | 571-272-5600 | 571-273-0110 | |
| Employment Verification | 571-272-6000 | ||
| Enrollment and Discipline, Office of | 571-272-4097 | 571-273-0074 | |
| Attorneys/Agents Registered to Practice Before USPTO (Attorney Roster) | 571-272-4097 | 571-273-0074 | |
| Attorneys, Conduct of | 571-272-4097 | ||
| Exam Information for Registration to Practice in Patent Cases Before the U.S. Patent and Trademark Office See General Requirements for Admission to the examination | 571-272-4097 | ||
| Equal Employment Opportunity and Diversity, Office of | 571-272-8292 | 517-273-0154 | 800-877-8339 |
| Estimated Patent Publication Date See Application Assistance Unit | |||
| Examining Groups, Patent See Patent Technology Centers |