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Open-Xchange AG
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CEO: Andreas Gauger

Tel.: +49 2761-75252-00
Fax: +49 2761-75252-30

District Court Cologne, HRB 95366

Management Board: Andreas Gauger, Dirk Valbert, Stephan Martin, Frank Hoberg, Chairman of the supervisory board: Richard Seibt

Sales Tax Identification Number: DE 814 575 465

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Legal Disclaimer

This Web site may contain other proprietary notices and copyright information, the terms of which must be observed and followed. Information on this Web site may contain technical inaccuracies or typographical errors.

Information may be changed or updated without notice. Open-Xchange may also make improvements and/or changes in the products and/or the programs described in this information at any time without notice.

Open-Xchange assumes no responsibility regarding the accuracy of the information that is provided by Open-Xchange and use of such information is at the recipient's own risk. Open-Xchange provides no assurances that any reported problems may be resolved with the use of any information that Open-Xchange provides. By furnishing information, Open-Xchange does not grant any licenses to any copyrights, patents or any other intellectual property rights.

Open-Xchange does not want to receive confidential or proprietary information from you through our Web site. Please note that any information or material sent to Open-Xchange will be deemed NOT to be confidential. By sending Open-Xchange any information or material, you grant Open-Xchange an unrestricted, irrevocable license to use, reproduce, display, perform, modify, transmit and distribute those materials or information, and you also agree that Open-Xchange is free to use any ideas, concepts, know-how or techniques that you send us for any purpose.

Information Open-Xchange publishes on the World Wide Web may contain references or cross references to Open-Xchange products, programs and services that are not announced or available in your country. Such references do not imply that Open-Xchange intends to announce such products, programs or services in your country. Consult your local Open-Xchange business contact for information regarding the products, programs and services which may be available to you. Open-Xchange's obligations with respect to its products and services are governed solely by the agreements under which they are provided. If you obtain a product or service from Open-Xchange off this web site that is provided without an agreement, that product or service is provided "AS-IS" with no warranties whatsoever, express or implied, and your use of that product or service is at your own risk.

Open-Xchange makes no representations whatsoever about any other Web site that you may access through this one. When you access a non-Open-Xchange Web site, even one that may contain the Open-Xchange-logo, please understand that it is independent from Open-Xchange, and that Open-Xchange has no control over the content on that Web site. In addition, a link to a non-Open-Xchange Web site does not mean that Open-Xchange endorses or accepts any responsibility for the content, or the use, of such Web site. It is up to you to take precautions to ensure that whatever you select for your use is free of such items as viruses, worms, trojan horses and other items of a destructive nature. IN NO EVENT WILL Open-Xchange BE LIABLE TO ANY PARTY FOR ANY DIRECT, INDIRECT, SPECIAL OR OTHER CONSEQUENTIAL DAMAGES FOR ANY USE OF THIS WEB SITE, OR ON ANY OTHER HYPER LINKED WEB SITE, INCLUDING, WITHOUT LIMITATION, ANY LOST PROFITS, BUSINESS INTERRUPTION, LOSS OF PROGRAMS OR OTHER DATA ON YOUR INFORMATION HANDLING SYSTEM OR OTHERWISE, EVEN IF WE ARE EXPRESSLY ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.


Open-Xchange Trademarks 

Fair Use Guidelines for Use and Reference of Trademarks owned by Open-Xchange Inc.

Open-Xchange “trademarks” include the world-class OX logo and other designs owned and used by Open-Xchange (collectively referred to herein as “logos”) as well as Open-Xchange product and service names (collectively referred to herein as “product names”). Open-Xchange invests a material amount of resources in the development and protection of its trademarks and reserves all rights of ownership to its trademarks.

Trademarks owned by Open-Xchange Inc.

This is a current listing of trademarks owned by Open-Xchange Inc. Not all common law marks used by Open-Xchange are listed on this page. Failure of a mark to appear on this page does not mean that Open-Xchange does not use the mark nor does it mean that the product is not actively marketed or is not significant to its relevant market. The trademarks followed by ® are registered trademarks of Open-Xchange Inc. in the United States, other countries or both. Queries regarding the jurisdictions in which these trademarks are registered can be obtained by writing to info(at)open-xchange.com.


  • Openexchange
  • Open-Xchange
  • Open-Xchange Server 5
  • OpenXchange
  • OXinc
  • OXlook
  • OXserver
  • OX Open-Xchange
  • OXtender™
  • OX®



  • OX
  • OX Open-Xchange


Use of Open-Xchange Logos

Open-Xchange restricts the use of its logos. No other company may use Open-Xchange’s logos unless it has the express written permission of Open-Xchange, or is licensed by Open-Xchange to do so. To obtain permission to use any Open-Xchange logo, contact info(at)open-xchange.com.


Fair Use of Open-Xchange Product Names

“Fair use” of trademarks allow third parties to make reference (text only) to Open-Xchange product names.  Fair use only allows use of or reference to Open-Xchange product names in a context that is truthful, not disparaging to Open-Xchange and does not mislead the public.  You must clearly and accurately describe your relationship with Open-Xchange, its product and/or its services. Common types of ‘fair use”: 

  1. 1. Use of Open-Xchange product names by third parties is allowed by Open-Xchange without permission or license when specifically referring to Open-Xchange products or services


    Example:  Open-Xchange Server 5 is an open source groupware application.


  2. 2. Use of Open-Xchange product names by third parties is allowed by Open-Xchange without permission or license when indicating that an Open-Xchange product is compatible with another product.

    Example:  Open-Xchange Server 5 works with ABC operating system.


General Rules

  1. 1. The first use of each Open-Xchange product name must be identified in a footnote or attribution.  The attribution must be located on the page/screen where the Open-Xchange product name is used.

  2. 2. In the United States, the first reference in text to an Open-Xchange product name should be preceded by the word, Open-Xchange, and followed by the proper trademark symbol.  The proper symbol for registered product names is ®.  The proper symbol for product names which are subject of pending applications or are used in accordance with common law trademark principles is ™.

  3. 3. A product name may be used as an adjective qualifying a noun that is a generic description of the product or service.  The product name should be used in a singular form.

  4. Do not change the form or representation of a product name including capitalization or punctuation.


Third Party Attributions

Java and all Java-based trademarks are trademarks of Sun Microsystems, Inc. in the United States, other countries or both. Microsoft, Outlook, Sharepoint, and Active Directory are trademarks of Microsoft Corporation in the United States, other countries or both. Linux is a registered trademark of Linus Torvalds in the United States, other countries or both.

All other brand and product names are or may be trademarks of, and are used to identify products or services of, their respective owners.