XEN

LIVE

Serial Number

78571964

Owner

CITRIX SYSTEMS, INC.

Attorney

Deborah J. Peckham

First Use Date

Dec 18, 2002

Filing Date

Feb 22, 2005

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View on USPTO

XEN Trademark

Serial Number: 78571964 • Registration: 3319791

XEN is a trademark filed by CITRIX SYSTEMS, INC. on February 22, 2005. The trademark is classified under Class 9 (Computers & Electronics). The application is currently registered and active.

Trademark Classes

Class 9 - Computers & Electronics

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

Owner Contact Info

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

XenSource, Inc. (18 trademarks)

2300 Geng Road
Palo Alto, CA 94303

Entity Type: 03

Legal Representation

Attorney of Record

Deborah J. Peckham

2,853 trademarks filed View all →

Correspondence Address

Deborah J. Peckham BURNS & LEVINSON LLP

125 SUMMER STREET

BOSTON, MA 02110

UNITED STATES

Trademark Details

Filing Date

February 22, 2005

Registration Date

October 23, 2007

First Use Anywhere

December 18, 2002

First Use in Commerce

December 18, 2002

Published for Opposition

December 20, 2005

Goods & Services

Computer software and downloadable software used in 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 SUIT

Jun 28, 2019 NOSU

NOTICE OF SUIT

Feb 7, 2018 NOSU

NOTICE OF SUIT

Feb 7, 2018 NOSU

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

Nov 8, 2017 NA89

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Nov 8, 2017 RNL1

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

Nov 8, 2017 89AG

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Nov 8, 2017 APRE

TEAS SECTION 8 & 9 RECEIVED

Oct 12, 2017 E89R

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

Oct 23, 2016 REM2

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Nov 20, 2013 TCCA

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED

Feb 15, 2013 NA85

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

Feb 15, 2013 C15A

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Feb 15, 2013 APRE

TEAS SECTION 8 & 15 RECEIVED

Feb 4, 2013 E815

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jan 31, 2013 TCCA

NOTICE OF SUIT

Jan 25, 2012 NOSU

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Mar 24, 2010 ASGN

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

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

REGISTERED-PRINCIPAL REGISTER

Oct 23, 2007 R.PR

LAW OFFICE REGISTRATION REVIEW COMPLETED

Sep 17, 2007 REGV

ASSIGNED TO LIE

Sep 17, 2007 ALIE

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Aug 9, 2007 CNPR

TEAS/EMAIL CORRESPONDENCE ENTERED

Aug 7, 2007 TEME

CORRESPONDENCE RECEIVED IN LAW OFFICE

Aug 6, 2007 CRFA

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Aug 6, 2007 TROA

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Jul 5, 2007 GNRN

NON-FINAL ACTION E-MAILED

Jul 5, 2007 GNRT

SU - NON-FINAL ACTION - WRITTEN

Jul 5, 2007 CNRT

STATEMENT OF USE PROCESSING COMPLETE

Jun 20, 2007 SUPC

USE AMENDMENT FILED

Mar 14, 2007 IUAF

TEAS STATEMENT OF USE RECEIVED

Mar 14, 2007 EISU

SOU EXTENSION 1 GRANTED

Oct 12, 2006 EX1G

SOU EXTENSION 1 FILED

Sep 14, 2006 EXT1

SOU TEAS EXTENSION RECEIVED

Sep 14, 2006 EEXT

NOA MAILED - SOU REQUIRED FROM APPLICANT

Mar 14, 2006 NOAM

PUBLISHED FOR OPPOSITION

Dec 20, 2005 PUBO

NOTICE OF PUBLICATION

Nov 30, 2005 NPUB

LAW OFFICE PUBLICATION REVIEW COMPLETED

Oct 27, 2005 PREV

ASSIGNED TO LIE

Oct 27, 2005 ALIE

APPROVED FOR PUB - PRINCIPAL REGISTER

Oct 17, 2005 CNSA

CORRESPONDENCE E-MAILED

Oct 17, 2005 GRML

EXAMINERS AMENDMENT -WRITTEN

Oct 17, 2005 CNEA

TEAS/EMAIL CORRESPONDENCE ENTERED

Oct 7, 2005 TEME

CORRESPONDENCE RECEIVED IN LAW OFFICE

Oct 4, 2005 CRFA

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Oct 4, 2005 TROA

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Oct 4, 2005 TROA

NON-FINAL ACTION E-MAILED

Sep 14, 2005 GNRT

NON-FINAL ACTION WRITTEN

Sep 14, 2005 CNRT

ASSIGNED TO EXAMINER

Sep 14, 2005 DOCK

NEW APPLICATION ENTERED

Mar 3, 2005 NWAP

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