The Federal Circuit’s operations are impacted by the COVID-19 pandemic. Please visit our COVID-19 page for more information.

United States Court of Appeals for the Federal Circuit

Clerk’s Office

The Clerk’s Office manages the court’s case docket and calendar; maintains and preserves the court’s records; provides courtroom support during court hearings; issues notices, orders, and opinions; administers attorney admissions; collects fees; and serves as the conduit for information between the court, the litigants, and the public. 

Clerk of Court

Peter R. Marksteiner

717 Madison Place, NW, Suite 401

Washington, DC 20439

(202) 275-8000

Contact the Clerk’s Office

The Clerk’s Office staff are available to assist you during our operating hours of Monday through Friday, 8:30 a.m. – 4:30 p.m. (Eastern).  Limited after-hours assistance is available for certain emergency filings only.

General Information and Requests202-275-8000
Case Opening, Briefing, and Motions202-275-8055
Calendaring and Arguments202-275-8035
Federal Circuit ECF Help DeskRequest Support

PACER Help Desk

(account registration, password retrieval, and case searches)

800-676-6856

Please note that the Clerk’s Office cannot transfer calls to chambers, and all correspondence and telephone calls about cases, including press inquiries, must be directed to the Clerk’s Office.