Actions for annulment - Natural or legal persons - Measures of direct and individual concern to them - Regulation concerning the entry of certain names in the `Register of protected designations of origin and protected geographical indications' - Action brought by a producer marketing products under names entered in that register, who has lodged with the national authorities an objection to their registration - Inadmissible (Arts 226 EC, 230 EC and 249, second para., EC; Council Regulation No 2081/92, Art. 7; Commission Regulation No 378/1999)