Patent
   D294270
Priority
Dec 05 1984
Filed
Mar 26 1985
Issued
Feb 16 1988
Expiry
Feb 16 2002
Assg.orig
Entity
unknown
7
5
n/a
The ornamental design for a combined clipboard and calculator, as shown and described.

FIG. 1 is a front perspective view of a combined clipboard and calculator showing my new design;

FIG. 2 is a left end elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a perspective view thereof with the cover in a partially open position; and

FIG. 6 is a perspective view thereof with the writing instrument removed from the retaining sleeve.

Chan Chi Hung, Danny

Patent Priority Assignee Title
D333743, May 13 1991 Combined restaurant check tray and calculator
D335685, May 22 1991 Aurora Mechatronics Corp. Folder with calculator
D341626, Apr 22 1992 Saunders Manufacturing Company, Inc. Combination clipboard and calculator
D353399, Jan 08 1993 Saunders Manufacturing Co., Inc. Combination clipboard/box and calculator
D372495, Feb 27 1995 Folder organizer
D385295, Jul 12 1995 MeadWestvaco Corporation Attachment for a binder or book
D694046, Feb 24 2011 VISPLAY GMBH Shelf board for presentation and sales equipment
Patent Priority Assignee Title
D248106, Mar 26 1976 Presentation folder
D258704, Mar 07 1978 Combined check book cover and calculator
D282377, May 09 1983 Balance House, Ltd. Folder with clock and memo pad or the like
D284678, Sep 20 1984 Clipboard with an integral calculator
D284976, May 17 1984 Dah Sun Electronics Company, Limited Combined calculator and clipboard
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Mar 18 1985HUNG, DANNY C C DAH SUN ELECTRONICS COMPANY LIMITED A HONG KONG COMPANYASSIGNMENT OF ASSIGNORS INTEREST 0043940243 pdf
Mar 26 1985Dah Sun Electronics Company Limited(assignment on the face of the patent)
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