Intangible assets excluding goodwillThe changes were as follows: | | | | | | | | | | | | Balance as of January 1, 2009: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Balance as of December 31, 2009: | | | | | | | | | | | | | | | | | | | |
| | | | | | | | | | | | Balance as of January 1, 2008: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Balance as of December 31, 2008: | | | | | | | | | | | | | | | | | | | |
The additions for 2009 contain internally generated assets of EUR 188 million and EUR 76 million for product development and software, respectively (2008: EUR 154 million, EUR 96 million). The acquisitions through business combinations in 2009 consist of the acquired intangible assets of Saeco for EUR 74 million and several other smaller acquisitions. The acquisitions through business combinations in 2008 consist of the acquired intangible assets of Respironics of EUR 1,186 million, Genlyte of EUR 860 million, and VISICU of EUR 33 million. The amortization of Intangible assets is specified in note 3 Income from operations. Other intangible assets consist of:
The estimated amortization expense for other intangible assets for each of the next five years are:
The expected useful lives of the intangible assets excluding goodwill are as follows:
The expected weighted average remaining life of other intangible assets is 11.3 years as of December 31, 2009 (2008: 11.1 years). The unamortized costs of computer software to be sold, leased or otherwise marketed amounted to EUR 95 million (2008: EUR 95 million). The amounts charged to the Consolidated statements of income for amortization or impairment of these capitalized computer software costs amounted to EUR 38 million (2008: EUR 33 million). | |