Keyboard
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Description
The broken line showing of environment forms no part of the claimed design.
Claims
The ornamental design for a keyboard, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
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D321215 | October 29, 1991 | Shamis |
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6162059 | December 19, 2000 | Murphy et al. |
D436579 | January 23, 2001 | Mayo et al. |
D451482 | December 4, 2001 | Vanderheiden et al. |
6624803 | September 23, 2003 | Vanderheiden et al. |
D535627 | January 23, 2007 | Merritt et al. |
D538756 | March 20, 2007 | Mayo et al. |
D542226 | May 8, 2007 | Spira |
D543159 | May 22, 2007 | Merritt et al. |
D602458 | October 20, 2009 | Fasching |
D603865 | November 10, 2009 | Jordan et al. |
20030058139 | March 27, 2003 | Sakurai |
000154042-0001 | June 2004 | EM |
Patent History
Patent number: D613746
Type: Grant
Filed: Aug 12, 2009
Date of Patent: Apr 13, 2010
Assignee: Wisconsin Alumni Research Foundation (Madison, NJ)
Inventors: J. Bern Jordan (Madison, WI), Gregg C. Vanderheiden (Madison, WI), David P. Kelso (Madison, WI)
Primary Examiner: Jennifer Rivard
Assistant Examiner: Angela J Lee
Attorney: Boyle Fredrickson, S.C.
Application Number: 29/341,785
Type: Grant
Filed: Aug 12, 2009
Date of Patent: Apr 13, 2010
Assignee: Wisconsin Alumni Research Foundation (Madison, NJ)
Inventors: J. Bern Jordan (Madison, WI), Gregg C. Vanderheiden (Madison, WI), David P. Kelso (Madison, WI)
Primary Examiner: Jennifer Rivard
Assistant Examiner: Angela J Lee
Attorney: Boyle Fredrickson, S.C.
Application Number: 29/341,785
Classifications
Current U.S. Class:
Keyboard Or Keypad (D14/455)