I have had IBM Computers in my family since the 5100 and it still runs!! No kidding with it's cassette disks and all. I have had the same 600 Thinkpad for 8 years and it is slow as mollasses but unlike my 7000, 8700, xps,mac ibook, g4 powerbook and acer!! it has Never needed servicing other than a cmos battery which IBM sent me overnight express and i wasn't under warranty!! NONE. For Business they are the Only Brand. On another IBM I had I needed to reinstall the OS and IBM sent me the disk for free!! again no warranty!! No bs for warranty transfer..not like other co's which make you jump through hoops. I loved the mac and the xps but you can't say much when a computer never quits!! Check this out.. just FYI.. my next is the z60m but the 43t is an animal they bang on them all day everyday at say for example time warner..and after 3 years they only replace them to update they are war horses!! when all else goes blue or black i can always boot the ibm!
1967: IBM builds the worlds first floppy disk.
1967: IBM introduces the worlds first 8" floppy disk.
1973: IBM introduces the IBM 3340 hard disk unit, known as the Winchester.
1975: September - IBM's Entry Level Systems unit unveils "Project Mercury", the IBM 5100 Portable Computer.
1981: September - IBM releases the IBM 5150 PC Personal Computer.
1982: April - Eight months after the introduction of the IBM PC, 50,000 units have been sold.
1982: May - Microsoft releases MS-DOS 1.1 to IBM, for the IBM PC.
1982: June - The first IBM PC clone, the MPC, is released by Columbia Data Products.
1982: August - After one year of production, IBM ships the 200,000th IBM PC.
1982: November - Compaq Computer introduces the Compaq Portable PC, the first 100% IBM compatible. It cost Compaq US$1 million to create an IBM-compatible ROM BIOS that did not violate IBM's copyright.
1982: At the West Coast Computer Faire, Davong Systems introduces its 5MB Winchester Disk Drive for the IBM PC, for US$2000.
1983: March - IBM announces the IBM PC XT, with a 10 MB hard drive, 128KB RAM and a 360KB floppy drive. It costs US$5000.
1983: November - IBM announces the IBM PCjr. It is US$700 for the bare configuration.
1984: February - IBM introduces the IBM Portable PC.
1984: March - IBM ships the IBM PCjr. It uses the 8088 CPU, 64KB RAM, and one 5.25-inch disk drive, but no monitor. It costs US$1300.
1984: August - IBM announces the PC AT, for US$4000-6700.
1985: April - IBM abandons production of the IBM PCjr.
1986: April - IBM announces the IBM PC Convertible, 80C88-based, 256K RAM, and two 720K floppy disks, for US$2000.
1986: April - IBM discontinues the IBM Portable PC.
1986: September - IBM announces the IBM PC-XT Model 286, with 640KB RAM, 1.2MB floppy drive, 20MB hard drive,serial/parallel ports, and keyboard for US$4000.
1987: IBM discontinues the IBM PC (model 5150) line.
1992 - ThinkPad 700C
IBM launched the first edition of its ThinkPad series, the ThinkPad 700C. Right from the start IBM set the standard: the first notebook with a 10.4" color TFT screen and a new TrackPoint pointing device. This notebook weighed 5.7 lb And had a memory of 120 MB—respectable for the era.
1993 - ThinkPad 750P/360P
IBM introduced a convertible pen notebook that let you capture your thoughts and ideas so you could spend more time thinking and less time typing.
1994 - ThinkPad 755
The trend to lead the industry continued in 1994 with the introduction of the first notebook with an integrated CD-ROM. The ThinkPad 755 CD helped you load and utilize large amounts of data in an notebook.
1995 - ThinkPad 701C
An IBM researcher, while putting together a puzzle with his daughter, had been struck by an extraordinary inspiration: separate the keyboard in two joint blocks that would expand and withdraw when you open and close the display. The ThinkPad 701 keyboard represented a major shift in technology by enabling a standard-sized keyboard to be incorporated into a small notebook for more comfortable typing.
1995 - ThinkPad 755CDV
IBM introduced a built-in LCD "projection" panel that allowed users to remove the display cover and use the panel with a standard overhead projector to display a presentation without making transparencies, helping save time and money.
1996 - ThinkPad 560
IBM set the standard for a new realm of "ultraportable" computing to give the "on-the-go" users a lightweight, powerful portable computing solution.
1997 - ThinkPad 770
This notebook, the first with integrated DVD-ROM, helped utilize high-quality video in a notebook computer.
1998 - ThinkPad 600
In 1998, IBM defined a new category of "thin and light" notebooks with the introduction of the ThinkPad 600. The ThinkPad 600 Series became the best-selling IBM ThinkPad notebook of all time, and still holds that glory. It was launched in response to customers' needs for a thin and light high-performance notebook at a competitive price. It was IBM's perfect balance of performance and portability for that time.
1999 - ThinkPad i Series
The i Series included the innovative ThinkLight®, a small light that illuminated the keyboard in low-light environment, such as airplanes.
ThinkPad 570 IBM's first Ultrabase™ was available as an option with the ThinkPad 570 to help users get more power and flexibility to customize their ThinkPad notebook.
2000 - ThinkPad i Series
The i Series was the first notebook with integrated wireless, helping users to increase productivity by creating a wireless network.
2001 - ThinkPad TransNote™
The TransNote was a revolutionary portfolio notebook that integrated paper, ink and mobile computing into a digital workspace.
2001 - ThinkPad T Series
2001 also saw the introduction of the ThinkPad T Series, a range of machines that provides a balance of performance and portability. A Titanium Composite body helps keeps the weight down even with a 14.1" screen—a size similar to many desktop models. To aid portability users can swap in different optional components, such as a DVD player, writeable CD drive or numeric keypads. Recognizing the increasing importance of security, IBM introduced in 2001 the world's first security chip (IBM Embedded Security Subsystem) on select models. Users increasingly use their notebooks over multiple networks and in many diverse environments, so IBM developed the system to help safeguard users data and systems.
2002 - ThinkPad A31p
IBM introduced its first mobile workstation, the ThinkPad A31p. The company's first mobile computer was designed to meet the specific, high-performance needs of workstation users. The new notebook combined the mobility of a ThinkPad notebook with the power of a workstation, affording users high-speed graphical performance with wireless technology, security and manageability capabilities.
2002 - ThinkPad X30
This notebook extends the value proposition of superior expandability and all-day-computing in a small and light (just 1.6kg) ultraportable. With up to eight hours of battery life when fully equipped with an optional ThinkPad X30 Series Extended Life Battery, it is a perfect combination of usability and portability that provides the optimal solution for users constantly on the go.
2003 - ThinkPad T41
The ThinkPad T41 is the first notebook equipped with its own parachute: The IBM Active Protection System is an integrated motion sensor that continuously monitors your system hard drive to help prevent some hard drive crashes when a fall or similar event is detected. This innovative ThinkPad notebook is about 1" slim with a travel weight starting at 4.5 lb, a long battery life and comes packed with ThinkVantage™ Technologies.
2003 - 20 millionth ThinkPad
IBM was the first to produce 20 million ThinkPad notebooks — more than any other notebook brand.
IBM PCD introduces the first notebook with an integrated fingerprint reader.
IBM PCD ships its 100-millionth PC (counting both desktop and notebook computers).
Lenovo becomes an Olympic worldwide partner. It is the first Chinese company to become a computer technology equipment partner of the IOC.
Lenovo and IBM announce an agreement by which Lenovo will acquire IBM's Personal Computing Division, its global PC (desktop and notebook computer) business. The acquisition forms a top-tier (third-largest) global PC leader.
Lenovo completes the acquisition of IBM's Personal Computing Division, making the company a new international IT competitor and the third largest computing company in the world.
Lenovo establishes a new Innovation Center in Research Triangle Park, N.C., to enable customers, business partners, solution providers and independent software vendors to collaborate on new personal computing solutions.
Lenovo announces its first convertible tablet, the ThinkPad X41, with the ability to function both as a tablet and an ultraportable notebook.