First Amendment to Patent Security Agreement



 Exhibit 10.5 
 FIRST AMENDMENT TO PATENT SECURITY AGREEMENT 
 This First Amendment to Patent Security Agreement, dated as of
December 8, 2008 (this “Amendment”) is by and between SAVVIS COMMUNICATIONS CORPORATION, a Missouri corporation (“Grantor”) and WELLS FARGO FOOTHILL, LLC, as assignee of Wells Fargo Foothill, Inc., in its
capacity as Agent for the Lender Group and the Bank Product Provider (together with its successors, “Agent”). 
 W
I T N E S S E T H: 
 WHEREAS, Grantor and Agent are parties to that certain
Patent Security Agreement, dated as of June 10, 2005 (as amended, restated, modified or supplemented from time to time, the “Patent Security Agreement”); 
 WHEREAS, Grantor, SAVVIS, Inc., a Delaware corporation, Agent and the lenders party thereto entered into that certain Amended and Restated Credit
Agreement dated December 8, 2008 (as amended, restated, supplemented or otherwise modified from time to time, the “Credit Agreement”; capitalized terms not otherwise defined herein having the definitions provided therefor in
the Credit Agreement); and 
 WHEREAS, Grantor and Agent have agreed to amend the Patent Security Agreement in the manner specifically set
forth herein; 
 NOW, THEREFORE, for good and valuable consideration, the receipt of which is hereby acknowledged, the parties hereto agree
as follows: 
 1. Amendment to the Patent Security Agreement. Schedule I to the Patent Security Agreement is hereby amended by
supplementing Schedule I to the Patent Security Agreement to include the information set forth on Schedule I attached hereto. 
 2.
Miscellaneous. 
 (a) Captions. Section captions used in this Amendment are for convenience only, and shall not affect the
construction of this Amendment. 
 (b) Counterparts. This Amendment may be executed in any number of counterparts and by the different
parties on separate counterparts, and each such counterpart shall be deemed to be an original, but all such counterparts shall together constitute but one and the same Amendment. In proving this Amendment or any other Loan Document in any judicial
proceedings, it shall not be necessary to produce or account for more than one such counterpart signed by the party whom such enforcement is sought. Any signatures delivered by a party by facsimile transmission or by e-mail transmission shall be
deemed an original signature hereto. 
 (c) Governing Law. THIS AMENDMENT SHALL BE CONSTRUED IN ALL RESPECTS IN ACCORDANCE WITH, AND
GOVERNED BY, ALL OF THE PROVISIONS OF THE NEW YORK UNIFORM COMMERCIAL CODE AND BY THE 








 
OTHER INTERNAL LAWS (AS OPPOSED TO CONFLICT OF LAWS PROVISIONS) OF THE STATE OF NEW YORK. WHENEVER POSSIBLE, EACH PROVISION OF THIS AMENDMENT SHALL BE
INTERPRETED IN SUCH A MANNER AS TO BE EFFECTIVE AND VALID UNDER APPLICABLE LAW, BUT IF ANY PROVISION OF THIS AMENDMENT SHALL BE PROHIBITED BY OR INVALID UNDER APPLICABLE LAW, SUCH PROVISION SHALL BE INEFFECTIVE ONLY TO THE EXTENT OF SUCH PROHIBITION
OR INVALIDITY, WITHOUT INVALIDATING THE REMAINDER OF SUCH PROVISIONS OR THE REMAINING PROVISIONS OF THIS AMENDMENT. 
 *    *    *    * 
  

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 IN WITNESS WHEREOF, the parties hereto have duly executed this Amendment as of the date first written
above. 
  

			
	GRANTOR:
	
	SAVVIS COMMUNICATIONS CORPORATION
		
	By	 	 /s/ Jeffrey H. Von Deylen

	Name	 	 Jeffrey H. Von Deylen

	Title	 	 Chief Financial Officer

	
	AGENT:
	
	WELLS FARGO FOOTHILL, LLC, as Assignee of Wells Fargo Foothill, Inc.
		
	By	 	 /s/ Nichol S. Shuart

	Name	 	 Nichol S. Shuart

	Title	 	 Vice President



 Signature Page to First Amendment to Patent Security Agreement 







 SCHEDULE I 
 SCHEDULE I 
 to 
 PATENT SECURITY AGREEMENT 
 Patent Registrations/Applications 
  

							
	 Grantor
	  	 Patent
	  	Application/
Registration No.	  	App/Reg Date
	SAVVIS Communications Corporation	  	A method and system for internet performance monitoring and analysis including user interface and periodic information measurement and collection	  	7,353,272	  	April 1, 2008
				
	SAVVIS Communications Corporation	  	Virtualized utility service platform	  	11/294,489	  	December 6, 2005
				
	SAVVIS Communications Corporation	  	Systems, methods and protocols for securing data in transit over networks	  	11/799,592	  	May 1, 2007