Effective January 1, 2012, when marketing an HDMI Product, any references to HDMI version numbers is prohibited
Using HDMI version numbers in the labeling, packaging, or promotion of any cable product is prohibited. This includes releases of the HDMI Specification (for example, HDMI 1.4, 1.3, etc.), interim version numbers (for example, HDMI 1.4a, 1.3a, etc.) and CTS (Compliance Test Specification) version numbers (for example, 1.4a, 1.3c, etc.).
Cable products that refer to version numbers are considered non-compliant and subject to trademark enforcement actions.