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The ornamental design for a writing instrument, substantially as shown and described. |
FIG. 1 is a perspective view of a 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 side elevational view thereof;
FIG. 5 is an enlarged scale top plan view thereof; and
FIG. 6 is an enlarged scale bottom plan view thereof.
Patent | Priority | Assignee | Title |
D323529, | Jul 24 1987 | S.T. Dupont | Writing instrument |
D324071, | Jul 24 1987 | S.T. Dupont | Writing instrument |
D331259, | Oct 09 1989 | S.T. DuPont Societe Anonyme | Fountain pen |
D332489, | Apr 12 1990 | MERIDAN MEDICAL TECHNOLOGIES, INC | Cap for automatic injector |
D333486, | Oct 09 1989 | S.T. DuPont Societe Anonyme | Ball point pen |
D367673, | Mar 17 1994 | S. T. Dupont S.A. | Fountain pen |
D391606, | Aug 22 1996 | S.T. Dupont S.A. | Fountain pen |
Patent | Priority | Assignee | Title |
D242855, | Dec 11 1973 | S.T. Dupont | Fountain pen |
D247501, | Oct 12 1975 | S.T. Dupont | Fountain pen |
D256136, | Sep 06 1977 | C. Joseph Lamy GmbH | Fountain pen |
D258069, | Oct 24 1978 | S. T. Dupont | Writing instrument |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Dec 22 1980 | S. T. Dupont | (assignment on the face of the patent) | / |
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