Felt tip pen
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Description
FIG. 1 is a right front perspective view of a felt tip 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 rear elevational view;
FIG. 6 is a top plan view;
FIG. 7 is a bottom plan view; and
FIG. 8 is a left side elevational view thereof with the writing tip in an extended position.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
D146335 | February 1947 | Colomy |
D149672 | May 1948 | Phillips |
D153905 | May 1949 | Sager |
D160436 | October 1950 | Seibert |
D269189 | May 31, 1983 | Sakaoka |
D284773 | July 22, 1986 | Schwartz et al. |
D286789 | November 18, 1986 | Thompson et al. |
3963358 | June 15, 1976 | Houser |
58050 | September 1953 | FRX |
Patent History
Patent number: D321719
Type: Grant
Filed: Apr 25, 1989
Date of Patent: Nov 19, 1991
Assignee: Tokai Corporation (Yokohama)
Inventor: Tomio Nitta (Yokohama)
Primary Examiner: Bruce W. Dunkins
Assistant Examiner: Martha Thompson
Law Firm: Armstrong, Nikaido Marmelstein, Kubovcik & Murray
Application Number: 7/344,143
Type: Grant
Filed: Apr 25, 1989
Date of Patent: Nov 19, 1991
Assignee: Tokai Corporation (Yokohama)
Inventor: Tomio Nitta (Yokohama)
Primary Examiner: Bruce W. Dunkins
Assistant Examiner: Martha Thompson
Law Firm: Armstrong, Nikaido Marmelstein, Kubovcik & Murray
Application Number: 7/344,143
Classifications
Current U.S. Class:
Lateral Striation (D19/48);
Substantially Circular Or Oval In Cross Section (D19/51);
Clip (D19/56)