Patent
   D636440
Priority
Dec 15 2009
Filed
Dec 15 2009
Issued
Apr 19 2011
Expiry
Apr 19 2025
Assg.orig
Entity
unknown
2
44
n/a
The ornamental design for a clipboard with calculator, as shown and described.

FIG. 1 is a top plan view of a clipboard with calculator;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is an end view thereof;

FIG. 4 is an opposite end view thereof;

FIG. 5 is a top right-side perspective view thereof; and,

FIG. 6 is a bottom right-side perspective view thereof.

Leung, Chan Siu

Patent Priority Assignee Title
D696724, Oct 08 2012 Clipboard
D697553, Apr 16 2013 OFFICEMATE, LLC Clipboard with calculator
Patent Priority Assignee Title
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 08 2009LEUNG, CHAN SIUTung Yung International LimitedASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0236570772 pdf
Dec 15 2009Tung Yun International Limited(assignment on the face of the patent)
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