Patent
   D321905
Priority
May 18 1989
Filed
May 18 1989
Issued
Nov 26 1991
Expiry
Nov 26 2005
Assg.orig
Entity
unknown
8
11
n/a
The ornamental design for twin-nibbed writing instrument, as shown and described.

FIG. 1 is a left front perspective view of a twin-nibbed writing instrument showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and

FIG. 8 is a left front perspective view with one of the cap members in a stored position.

Tu, Charlie

Patent Priority Assignee Title
D336690, Jun 13 1990 Combined container/bottle and applicators
D337178, Nov 13 1990 Combined container/bottle and applicators for cosmetics
D338085, Jun 13 1990 Combined container/bottle and applicators for cosmetics or similar article
D338741, Jun 13 1990 Combined container/bottle and applications for cosmetics
D352958, Feb 09 1993 Combination pen and pencil
D504909, Jun 02 2003 Reynolds Highlighter
D509849, Jun 02 2003 Reynolds Highlighter
D512460, Dec 19 2003 MICHAEL J O CONNOR Ergonomic electric eraser and stand
Patent Priority Assignee Title
1463983,
1846613,
3079895,
4702633, Sep 24 1979 PARKER PEN BENELUX B V ; Bankers Trust Company Multicolor writing implement
4902151, Jul 29 1987 Pentel Kabushiki Kaisha Writing instrument with plural elements
800587,
D248661, Jul 26 1976 Combined tool for holding a keel and a layout pencil
D289302, Jan 25 1984 Imperial Chemical Industries PLC Cartridge applicator holder
D306316, Apr 24 1987 Twin-nibbed marking instrument
D312658, Mar 16 1987 Mitsubishi Pencil Co., Ltd. Combined twin-nibbed ball point pen and marking pen
D312659, Jul 31 1987 Pentel Kabushiki Kaisha Writing instrument
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