Patent
   D319845
Priority
Mar 13 1989
Filed
Mar 13 1989
Issued
Sep 10 1991
Expiry
Sep 10 2005
Assg.orig
Entity
unknown
75
8
n/a
The ornamental design for a mechanical pen, as shown and described.

FIG. 1 is a right front perspective view of a mechanical pen showing our new design;

FIG. 2 is a right side elevational view;

FIG. 3 is a right side elevational view in a retracted position;

FIG. 4 is a top plan view on an enlarged scale;

FIG. 5 is a front elevational view of FIG. 3;

FIG. 6 is a left side elevational view of FIG. 3;

FIG. 7 is a rear elevational view of FIG. 3; and

FIG. 8 is a bottom plan view thereof on an enlarged scale.

Grotsch, Gerald, Heger, Friedrich

Patent Priority Assignee Title
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D650012, Oct 23 2009 Ritter-Pen GmbH Ballpoint pen
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D664196, Sep 16 2010 Ritter Pen GmbH Ballpoint pen
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D765784, Sep 24 2015 Ballpoint pen
D795345, Aug 28 2015 Writing and drawing instrument
D893626, Mar 05 2019 Aquarry Technology Inc. Pen clip
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 27 1989GROTSCH, GERALDJ S STAEDTLER GMBH & CO ,ASSIGNMENT OF ASSIGNORS INTEREST 0050530868 pdf
Feb 27 1989HEGER, FRIEDRICHJ S STAEDTLER GMBH & CO ,ASSIGNMENT OF ASSIGNORS INTEREST 0050530868 pdf
Mar 13 1989J.S. Staedtler GmbH & Co.(assignment on the face of the patent)
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