U.S. Design Patent 359,275 (USD359275S)

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Provided by the ASK Keyboard Patents database

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

A patent drawing of Lenovo's Portable personal computer from a top-down perspective

Priority 18th September 1992

Applied 18th March 1993

Published 13th June 1995

Expired 13th June 2009

Google Patents

Name	Portable personal computer
Inventors	Kazuhiko Yamazaki
Description	An ornamental design depicting an IBM 9552 ThinkPad 700 series notebook computer and its Type 3 Model M6 keyboard assembly. Despite overall matching the production model's design, there are some minor differences such as the hinges.

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