DLMS Collective Trademark

  • Purpose: The DLMS Collective Trademark represents the DLMS User Association as an organization and its role in developing and maintaining the DLMS/COSEM data model and data format.
  • Usage: It can be used by DLMS UA itself and by its members to demonstrate their affiliation with the association, provided they comply with the DLMS UA Trademark Usage Guidelines.

DLMS Certification Trademark

  • Purpose: The DLMS Certification Trademark signifies that a specific product has been tested and certified by DLMS UA for compliance with DLMS/COSEM specifications.
  • Usage: It may only be applied to products that have successfully passed DLMS certification testing and appear on the official Certified Devices page on the DLMS website.

Key Differences:

  • The Collective Trademark is about the organization and its members.
  • The Certification Trademark is exclusively for certified products and guarantees compliance with DLMS standards.


Other articles that may be of interest: 

Is DLMS a registered trademark, and how does it apply to member usage?

Where can I find the DLMS UA Trademark Guidelines and logo files?

Can I use the DLMS Collective Trademark on products, and what guidelines apply?

Am I allowed to use the DLMS Certification Trademark on older products?

Where can I find the list of certified DLMS UA products?