Keyboard Patents

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A gallery of patents that describe technologies or illustrate designs relating to IBM and family keyboards, typewriters and keypunches. This includes keyswitch/actuator designs, ornamental designs (overall appearance), integrated pointing devices such as TrackPoints, and host systems such as PCs, laptops, terminals, consoles and electronic typewriters. All illustrations provided are from the patents themselves, which are believed to be within the public domain. A total of 145 patents have been recorded. The patent list is currently filtered to 1 patent(s).

U.S. Design Patent 371,766 (USD371766S)

A patent drawing depicting Lenovo's Portable personal computer from a front-right perspective

Applied 1 Jul 1994

Published 16 Jul 1996

Expired 16 Jul 2010

Google

Name	Portable personal computer
Inventors	Samuel A. Lucente, II, Thomas E. Pangburn, Marco M. Rengan
Assignees	Lenovo (Singapore)
Description	An ornamental design depicting an IBM 2603 ThinkPad 500 series subnotebook computer and its Type 4 Model M6-1 keyboard assembly.