Patent
   D312658
Priority
Mar 16 1987
Filed
Sep 16 1987
Issued
Dec 04 1990
Expiry
Dec 04 2004
Assg.orig
Entity
unknown
25
7
n/a
The ornamental design for combined twin-nibbed ball-point pen and marking pen, as shown and described.

FIG. 1 is a perspective view of a combined twin-nibbed ball-point pen and marking pen showing my new design;

FIG. 2 is a front elevational view;

FIG. 3 is a right side elevational view;

FIG. 4 is a left side elevational view;

FIG. 5 is a top plan view; and

FIG. 6 is a perspective view of my new design with the cap members removed for convenience of illustration.

Sumino, Masayuki

Patent Priority Assignee Title
5221152, Mar 19 1992 Pioneer Industrial Corp. Writing instrument with cap
6206598, Sep 27 1999 Capping device
6491464, Oct 22 2001 Multi-element pen
7018122, Apr 07 2004 Sanford, L.P. Single- or double-ended multi-section nib marker
D317324, Oct 25 1988 PIONEER INDUSTRIAL CORP , C O PIONEER INDUSTRIAL CORP , A CORP OF CHINA Cap for writing tools
D321905, May 18 1989 Twin-nibbed writing instrument
D329873, Oct 18 1990 OTOS INVESTMENTS N V , A CORP OF ANX Marking instrument
D339377, May 11 1992 Plural nibbed mechanical pencil
D341623, Feb 27 1992 Pioneer Industrial Corporation Combined writing instrument and replaceable writing tips
D366279, Dec 19 1994 Inventure Development Corporation Marker
D389515, May 03 1995 HENKEL RAYCAP PRODUKTIE B V Marker
D422308, Jan 25 1999 Pioneer Industrial Corporation Building block type writing implement
D506499, Jul 19 2004 BEIFA GROUP CO , LTD Pen
D539846, Jun 29 2005 MHITG, INC Carpenter's layout marker holder
D572306, Aug 24 2006 Beifa Group Co., Ltd. Dual-tip marker
D576212, Sep 18 2006 Beifa Group Co., Ltd. Dual-tip pen/marker
D595769, Nov 03 2008 Double pen
D605693, Dec 11 2008 Vanker Industries Limited Set of markers
D607512, Aug 15 2006 Beifa Group Co., Ltd. Dual-tip marker
D628634, Jul 14 2009 Beifa Group Co., Ltd.; BEIFA GROUP CO , LTD Pen
D628635, Jan 20 2010 Beifa Group Co., Ltd.; BEIFA GROUP CO , LTD Pen
D730448, Jan 16 2014 Crayola LLC Marker cap
D815685, Dec 09 2016 Writing instrument
D895013, Dec 01 2017 Mproved Ideas, LLC Eraser assembly
D972032, Dec 01 2017 Mproved Ideas, LLC Eraser
Patent Priority Assignee Title
D279992, Apr 06 1983 Dual tip marking instrument
D289368, Dec 05 1984 Taylor Cutlery Mfg. Co. Butterfly pen knife
D303683, Sep 24 1986 Combination pencil and pen
D303991, Dec 22 1986 Miniature pen with cap
DE2357413,
DE3504261,
FR707772,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 06 1987SUMINO, MASAYUKIMITSUBISHA PENCIL CO , LTD , 23-37, 5-CHOME, HIGASHI OHI, SHINAGAWA-KU, TOKYO, JAPAN, A CORP OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0048030845 pdf
Sep 16 1987Mitsubishi Pencil Co., Ltd.(assignment on the face of the patent)
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