17. Intangible assets

Development costs refer to expenditure incurred for the design, construction and prototype development for products that have been, or are expected to be, commercialized, when it is probable that the entity will obtain future economic benefits from their use or sale. The amounts reclassified in this category during the year mainly relate to internally generated costs supporting the development of new packaging platforms within the Engineering segment.

Concessions, licenses, trademarks and similar rights with a total carrying amount of EUR 6,364 thousand (EUR 7,573 thousand in 2024) mainly includes the trade names related to Balda companies.

Intangible fixed assets in process and advances refer to ongoing projects that are expected to be completed in future years. During the period, this category increased by EUR 11,168 thousand mainly due to: (i) costs associated with the Group's ongoing digitalization initiatives and other software implementation projects and (ii) internally generated development costs mentioned above, amounting to EUR 1,582 thousand.

No impairment indicators have been identified for intangible assets and therefore no impairment losses have been accounted for. No changes in the useful life of intangible assets have occurred in all periods presented.