Unisys Way
                          Blue Bell, Pennsylvania 19424

							June 1, 2009


United States Securities and Exchange Commission
Division of Corporation Finance
Mail Stop 4561
100 F Street, N.E.
Washington, D.C. 20549
Attention:	Maryse Mills-Apenteng

Re: 	Acceleration Request for Unisys Corporation
	Registration Statement on Form S-3 (File No. 333-155735)

Dear Ms. Mills-Apenteng:

      Pursuant to Rule 461 under the Securities Act of 1933, as amended, Unisys
Corporation hereby respectfully requests acceleration of the above-referenced
Registration Statement on Form S-3 so that it will become effective at 10:00
a.m. Eastern time on June 4, 2009, or as soon thereafter as practicable.

      As you requested, the undersigned hereby acknowledges that:

* should the Securities and Exchange Commission (the "Commission") or the staff
of the Commission (the "Staff"), acting pursuant to delegated authority,
declare the filing effective, it does not foreclose the Commission from taking
any action with respect to the filing;

* the action of the Commission or the Staff, acting pursuant to delegated
authority, in declaring the filing effective, does not relieve the undersigned
from its full responsibility for the adequacy and accuracy of the disclosure in
the filing; and

* the undersigned may not assert Staff comments and the declaration of
effectiveness as a defense in any proceeding initiated by the Commission or any
person under the federal securities laws of the United States.

If you have any questions, please contact Virginia Pappas, Esq., Associate
General Counsel, at (215) 986-4058.


                                            UNISYS CORPORATION

                                            By: /s/ Scott A. Battersby
                                          Name: Scott A. Battersby
                                         Title: Vice President and Treasurer