Articles 1, 27, 28, 29 and 30 of the Trademark Law protect both goods and services, and any sign with distinctive capacity, including trade descriptions.
To be eligible for registration under the Trademark Law, a sign does not have to be visually perceptible, which means that sound and olfactory marks may be registered inasmuch as they have distinctive capacity.
Article 1 of the Law expressly specifies that containers shall be eligible for registration.