XENSERVER

LIVE

Serial Number

77255154

Owner

XenSource, Inc.

Attorney

Deborah J. Peckham

First Use Date

Dec 11, 2006

Filing Date

Aug 14, 2007

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XENSERVER Trademark

Serial Number: 77255154 • Registration: 3740416

XENSERVER is a trademark filed by XenSource, Inc. on August 14, 2007. The trademark is classified under Class 9 (Computers & Electronics), Class 41 (Education & Entertainment). The application is currently registered and active.

Trademark Classes

Class 9 - Computers & Electronics

Scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments

Class 41 - Education & Entertainment

Education; providing of training; entertainment; sporting and cultural activities

Owner Contact Info

XenSource, Inc. (18 trademarks)

2300 Geng Road
Palo Alto, CA 94303

Entity Type: 03

CITRIX SYSTEMS, INC. (308 trademarks)

FT. LAUDERDALE, FL 33309

Entity Type: 03

XENSOURCE, LLC (16 trademarks)

2300 GENG ROAD, SUITE 250
PALO ALTO, CA 94303

Entity Type: 16

Legal Representation

Attorney of Record

Deborah J. Peckham

2,839 trademarks filed View all →

Correspondence Address

Deborah J. Peckham Burns & Levinson LLP

125 High Street

Boston, MA 02110

UNITED STATES

Trademark Details

Filing Date

August 14, 2007

Registration Date

January 19, 2010

First Use Anywhere

December 11, 2006

First Use in Commerce

December 11, 2006

Published for Opposition

February 10, 2009

Goods & Services

training services, namely, training in the field of computer systems, networks, computer software and hardware

computer software used in the development, analysis, optimization, administration, creating computer code in applications, and management of other computer software; computer software used in the analysis, optimization, administration and management of computer hardware, semiconductors, central processing units and computer peripherals

Filing History

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Sep 10, 2025 ASCK

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Apr 26, 2023 ASCK

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Dec 21, 2022 ASCK

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Dec 7, 2022 ASCK

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Mar 18, 2020 NA89

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Mar 18, 2020 RNL1

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Mar 18, 2020 89AG

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Mar 18, 2020 APRE

TEAS SECTION 8 & 9 RECEIVED

Jan 21, 2020 E89R

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

Jan 19, 2019 REM2

NOTICE OF SUIT

Feb 7, 2018 NOSU

NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED

Oct 21, 2015 NAS8

REGISTERED - SEC. 8 (6-YR) ACCEPTED

Oct 21, 2015 8.OK

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Oct 19, 2015 APRE

TEAS SECTION 8 & 15 RECEIVED

Sep 8, 2015 E815

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Sep 8, 2015 TCCA

NOTICE OF SUIT

Jun 20, 2014 NOSU

NOTICE OF SUIT

Feb 16, 2012 NOSU

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Mar 24, 2010 ASGN

REGISTERED-PRINCIPAL REGISTER

Jan 19, 2010 R.PR

LAW OFFICE REGISTRATION REVIEW COMPLETED

Dec 14, 2009 REGV

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Dec 3, 2009 CNPR

STATEMENT OF USE PROCESSING COMPLETE

Dec 1, 2009 SUPC

CASE ASSIGNED TO INTENT TO USE PARALEGAL

Dec 1, 2009 AITU

USE AMENDMENT FILED

Nov 5, 2009 IUAF

TEAS STATEMENT OF USE RECEIVED

Nov 5, 2009 EISU

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Oct 29, 2009 ARAA

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Oct 29, 2009 REAP

NOA MAILED - SOU REQUIRED FROM APPLICANT

May 5, 2009 NOAM

PUBLISHED FOR OPPOSITION

Feb 10, 2009 PUBO

NOTICE OF PUBLICATION

Jan 21, 2009 NPUB

LAW OFFICE PUBLICATION REVIEW COMPLETED

Jan 6, 2009 PREV

ASSIGNED TO LIE

Jan 6, 2009 ALIE

ASSIGNED TO LIE

Dec 23, 2008 ALIE

EXPARTE APPEAL TERMINATED

Dec 16, 2008 EXPT

APPROVED FOR PUB - PRINCIPAL REGISTER

Dec 15, 2008 CNSA

EX PARTE APPEAL-INSTITUTED

Dec 15, 2008 EXPI

JURISDICTION RESTORED TO EXAMINING ATTORNEY

Dec 15, 2008 JURT

EXPARTE APPEAL RECEIVED AT TTAB

Dec 15, 2008 EXAF

TEAS/EMAIL CORRESPONDENCE ENTERED

Dec 13, 2008 TEME

CORRESPONDENCE RECEIVED IN LAW OFFICE

Dec 12, 2008 CRFA

TEAS REQUEST FOR RECONSIDERATION RECEIVED

Dec 12, 2008 ERFR

NOTIFICATION OF FINAL REFUSAL EMAILED

Jun 12, 2008 GNFN

FINAL REFUSAL E-MAILED

Jun 12, 2008 GNFR

FINAL REFUSAL WRITTEN

Jun 12, 2008 CNFR

TEAS/EMAIL CORRESPONDENCE ENTERED

May 30, 2008 TEME

CORRESPONDENCE RECEIVED IN LAW OFFICE

May 30, 2008 CRFA

TEAS RESPONSE TO OFFICE ACTION RECEIVED

May 30, 2008 TROA

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Feb 6, 2008 ASGN

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jan 30, 2008 ARAA

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Jan 30, 2008 REAP

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Nov 30, 2007 GNRN

NON-FINAL ACTION E-MAILED

Nov 30, 2007 GNRT

NON-FINAL ACTION WRITTEN

Nov 30, 2007 CNRT

ASSIGNED TO EXAMINER

Nov 20, 2007 DOCK

NOTICE OF PSEUDO MARK MAILED

Aug 18, 2007 MPMK

NEW APPLICATION ENTERED

Aug 17, 2007 NWAP

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