FEDERATED U.S. GOVERNMENT BOND FUND

Federated Investors Funds

4000 Ericsson Drive
Warrendale, Pennsylvania 15086-7561

October 31, 2011

EDGAR Operations Branch

U.S. Securities and Exchange Commission

Division of Investment Management

100 F Street, N.E.

Washington, DC 20549

RE: FEDERATED U.S. GOVERNMENT BOND FUND (the “Fund”)

Service Shares

1933 Act File No. 2-98494

1940 Act File No. 811-4489  

Dear Sir or Madam:

Pursuant to Rule 497(j) of the Securities Act of 1933, the above-referenced Fund hereby certifies that the definitive form of Prospectus and Statement of Additional Information dated October 31, 2011, that would have been filed under Rule 497(c), do not differ from the form of Prospectus and Statement of Additional Information contained in the most recent Registration Statement for the Fund. This Registration Statement was electronically filed 485(b) as Post-Effective Amendment No. 38 on October 28, 2011.

If you have any questions regarding this certification, please contact me at (412) 288-8260.

Very truly yours,

/s/ Gail C. Jones

Gail C. Jones

Assistant Secretary