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 112 patents have been recorded. The patent list is currently filtered to 6 patent(s).

U.S. Design Patent 328,606 (USD328606S)

Patent diagrams depicting all five versions of Lexmark's electronic typewriter from a front-right perspective

Applied 24 Oct 1991

Published 11 Aug 1992

Expired 11 Aug 2006

More info

Name	Electronic typewriter
Inventors	Peter J. Mendel, Ronald A. Smith, James P. Wang
Assignees	Lexmark
Description	A series of ornamental designs depicting the IBM Wheelwriter Series II electronic typewriter family from 1988 with their Model M based keyboard assemblies. Top row: 10, 30 and 50 or 70; bottom row: 3 and 6.

U.S. Design Patent 350,537 (USD350537S)

A patent diagram depicting the IBM's keyboard for computers from a front-right perspective

Applied 29 Apr 1993

Published 13 Sep 1994

Expired 13 Sep 2008

More info

Name	Keyboard for computers
Inventors	Ronald A. Smith
Assignees	IBM
Description	An ornamental design depicting an IBM Retail POS Keyboard with Card Reader (Model M7).

U.S. Design Patent 350,740 (USD350740S)

A patent diagram depicting IBM's keyboard for computers from a front-right perspective

Applied 29 Apr 1993

Published 20 Sep 1994

Expired 20 Sep 2008

More info

Name	Keyboard for computers
Inventors	Ronald A. Smith
Assignees	IBM
Description	An ornamental design depicting an IBM Retail POS Keyboard with Card Reader and Display (Model M8).

U.S. Design Patent 350,948 (USD350948S)

Applied 29 Apr 1993

Published 27 Sep 1994

Expired 27 Sep 2008

More info

Name	Keyboard for computers
Inventors	Ronald A. Smith
Assignees	IBM
Description	An ornamental design depicting an IBM Retail ANPOS Keyboard with Card Reader (Model M9).

U.S. Design Patent 364,182 (USD364182S)

A patent drawing of IBM's combined point of sale terminal, control unit and cash drawer from a front-right perspective

Applied 18 May 1993

Published 14 Nov 1995

Expired 14 Nov 2009

More info

Name	Combined point of sale terminal, control unit and cash drawer
Inventors	Ronald A. Smith
Assignees	IBM
Description	An ornamental design depicting an IBM 4693 POS Terminal with attached cash drawer, 2x20 display, printer, and an IBM Retail POS Keyboard with Card Reader and Display (Model M8).

U.S. Design Patent 405,777 (USD405777S)

A patent diagram depicting IBM's computer keyboard from a front-right perspective

Applied 7 Jan 1998

Published 16 Feb 1999

Expired 16 Feb 2013

More info

Name	Computer keyboard
Inventors	Joseph E. Jasinski, Ronald A. Smith, John D. Swansey
Assignees	IBM
Description	An ornamental design depicting the original IBM Rapid Access Keyboard (KB-7993).