| ($ in millions) | ||||||||||
| Gross Carrying | Accumulated | Net Carrying | ||||||||
| At December 31, 2013: | Amount | Amortization | Amount | |||||||
| Intangible asset class | ||||||||||
| Capitalized software | $ | 1,494 | $ | (699) | $ | 794 | ||||
| Client relationships | 2,148 | (977) | 1,171 | |||||||
| Completed technology | 2,910 | (1,224) | 1,687 | |||||||
| In-process R&D | 13 | — | 13 | |||||||
| Patents/trademarks | 358 | (154) | 204 | |||||||
| Other* | 7 | (5) | 2 | |||||||
| Total | $ | 6,930 | $ | (3,059) | $ | 3,871 | ||||
| ($ in millions) | |||||||||||
| Gross Carrying | Accumulated | Net Carrying | |||||||||
| At December 31, 2012: | Amount | Amortization | Amount | ||||||||
| Intangible asset class | |||||||||||
| Capitalized software | $ | 1,527 | $ | (665) | $ | 861 | |||||
| Client relationships | 2,103 | (961) | 1,142 | ||||||||
| Completed technology | 2,709 | (1,112) | 1,597 | ||||||||
| In-process R&D | 28 | — | 28 | ||||||||
| Patents/trademarks | 281 | (127) | 154 | ||||||||
| Other* | 31 | (27) | 3 | ||||||||
| Total | $ | 6,679 | $ | (2,892) | $ | 3,787 | |||||
* Other intangibles are primarily acquired proprietary and nonproprietary business processes, methodologies and systems.