Patent
   D312837
Priority
Jun 30 1987
Filed
Dec 22 1987
Issued
Dec 11 1990
Expiry
Dec 11 2004
Assg.orig
Entity
unknown
37
2
n/a
The ornamental design for a writing instrument, as described and shown.

FIG. 1 is a front elevational view of a writing instrument showing my new design;

FIG. 2 is a top plan view;

FIG. 3 is a right side elevational view;

FIG. 4 is a rear elevational view;

FIG. 5 is a bottom plan view; and

FIG. 6 is a top, right perspective view thereof, with the eraser member in an "in use position".

Oka, Shigeo

Patent Priority Assignee Title
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D602528, Apr 30 2008 Mitsubishi Pencil Co., Ltd. Pen
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D698390, Apr 20 2012 Pentel Kabushiki Kaisha Mechanical pencil
D700652, Dec 29 2011 SENATOR GMBH & CO KGAA Writing instrument
D826327, Apr 22 2017 Swarovski Aktiengesselschaft Pen
D846640, Jan 30 2017 Pentel Kabushiki Kaisha Mechanical pencil
D876541, Jan 30 2017 Pentel Kabushiki Kaisha Mechanical pencil
D895729, Oct 05 2018 Kotobuki & Co., Ltd. Mechanical pencil
D922486, Mar 01 2019 BEIFA GROUP CO , LTD Pen
Patent Priority Assignee Title
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 10 1987OKA, SHIGEOPentel Kabushiki KaishaASSIGNMENT OF ASSIGNORS INTEREST 0048600775 pdf
Dec 22 1987Pentel Kabushiki Kaisha(assignment on the face of the patent)
Jul 22 1991PENTEL KABUSHIKI KAISHA, A CORPORATION OF JAPANPENTEL OF AMERICA, LTD A CORPORATION OF ILASSIGNMENT OF ASSIGNORS INTEREST 0057820530 pdf
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