Felt tip pen

- Tokai Corporation

Latest Tokai Corporation Patents:

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
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
Foreign Patent Documents
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