Office of Petitions
The Office of Petitions reviews and decides petitions, requests, and related inquiries, regarding the filing of patent applications, revival of abandoned applications, reinstatement of expired patents, withdrawal of patent applications from issue, small entity entitlement, review of previous decisions of the Technology Centers, suspension of regulations, and questions not specifically provided for by regulations. The Office of Petitions also manages the Inventor Assistance Center (IAC). THE IAC provides patent information and services to the public. The IAC is staffed by former Supervisory Patent Examiners and experienced Primary Examiners who answer general questions concerning patent examining policy and procedure.
Announcements, Resource Materials, and FAQs
Please see Petitions for more information.
- Petitions Help Desk
- Inventors Assistance Center (IAC)
Phone Numbers for IAC:
TTY customers can dial 571-272-9950 for customer assistance.
Hours of Operation For Both IAC and the Petitions Help Desk
Monday - Friday
8:30 AM - 5:00 PM (EDT)