ThinkPad its 1992 launch to keep the Harvard Business School happy. In April 1992, IBM announced the first ThinkPad tablet computer at a news conference. The first ThinkPad tablet, a PenPoint-based device formally known as the IBM 2521 ThinkPad, was positioned as a developer's release. The ThinkPad tablet became available for purchase by the general public in October of the same year. In addition to giving it an innovative name, IBM marketed the ThinkPad through imaginative activities such as early customer pilot programs, numerous pre-launch announcements, and an extensive loaner program designed to showcase the product's strengths and weaknesses. IBM even
Lenovo smartphones mobile phone division in 2008 to focus on its personal computer business and then paid $200 million to buy it back in November 2009. Lenovo re-acquired its mobile division to focus on mobile internet devices such as smartphones and tablet computers. On 29 January 2014, Google announced it would sell Motorola Mobility to Lenovo for US$2.91 billion in a cash-and-stock deal. When Google and Lenovo first announced the acquisition of Motorola, they said the purchase would be funded with $660 million in cash, $750 million in Lenovo stock, and a $1.5 billion promissory note due in three years. As of