The trademark DIAMOND is expired in Portugal. It's registry included text/words and image. This trademark protected the use rights on natural agricultural products; and hand tools.
The record is owned by AMORIM & IRMÃOS,SA.; DIAMOND FOODS INC.; DIAMOND TOOL AND HORSESHOE CO.; and SCHELL & KAMPETER, INC..
Class 8: (Hand tools) Hand tools and implements (hand operated); cutlery; side arms; razors.
Class 31: (Natural agricultural products) Agricultural, horticultural and forestry products and grains not included in other classes; living animals; fresh fruits and vegetables; seeds, natural plants and flowers; foodstuffs for animals, malt.