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Patent
   D579011
Priority
Nov 09 2007
Filed
Nov 09 2007
Issued
Oct 21 2008
Expiry
Oct 21 2022
Inventors
Hasegawa, …
Assg.orig
MATSUSHITA…
Assg.curr
Matsushita…
Entity
unknown
Referenced by
9
References
27
Maint.:
n/a
We claim the ornamental design for a set of key buttons, as shown and described.

The FIGURE is a top plan view of a set of key buttons of the present invention.

The design consists of the shape and relative placement of the individual buttons in a flat plane with no depth or contour.
INVENTORS:

Hasegawa, Takashi, Sakamoto, Hideaki, Furuno, Masashi, Okawa, Takayuki

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D590819, Jun 11 2008 Panasonic Corporation Telephone handset
D594450, Jun 27 2008 Panasonic Corporation Telephone handset
D657771, Dec 15 2010 Panasonic Corporation Telephone base unit
D666716, Jul 21 2011 Hoya Corporation Display screen for a control panel of an endoscope
D669878, Aug 19 2011 Panasonic Corporation Telephone handset
D678238, Feb 24 2011 Panasonic Corporation Telephone base unit
D707699, Jun 13 2012 Display screen or portion thereof with graphical user interface
D713814, Dec 26 2013 Panasonic Corporation Telephone base unit
D713815, Dec 26 2013 Panasonic Corporation Telephone base unit
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D570325, Nov 21 2007 Matsushita Electric Industrial Co., Ltd. Telephone base unit
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Nov 07 2007FURUNO, MASASHIMATSUSHITA ELECTRIC INDUSTRIAL CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0200970042 pdf
Nov 07 2007HASEGAWA, TAKASHIMATSUSHITA ELECTRIC INDUSTRIAL CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0200970042 pdf
Nov 07 2007OKAWA, TAKAYUKIMATSUSHITA ELECTRIC INDUSTRIAL CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0200970042 pdf
Nov 07 2007SAKAMOTO, HIDEAKIMATSUSHITA ELECTRIC INDUSTRIAL CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0200970042 pdf
Nov 09 2007Matsushita Electric Industrial Co., Ltd.(assignment on the face of the patent)
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