Ball-point pen

Sakurada November 19, 1

Patent Grant D321720

U.S. patent number D321,720 [Application Number 07/367,225] was granted by the patent office on 1991-11-19 for ball-point pen. This patent grant is currently assigned to Nikko Pen Co., Ltd.. Invention is credited to Hidemi Sakurada.


United States Patent D321,720
Sakurada November 19, 1991

Ball-point pen

Claims

The ornamental design for a ball-point pen, as shown and described.
Inventors: Sakurada; Hidemi (Setagaya, JP)
Assignee: Nikko Pen Co., Ltd. (JP)
Appl. No.: 07/367,225
Filed: June 16, 1989

Foreign Application Priority Data

Sep 28, 1988 [JP] 63-38029
Current U.S. Class: D19/170; D19/934
Field of Search: ;D19/36,35,41-51,54-58,81-85 ;401/29,34,35,36,37,209

References Cited [Referenced By]

U.S. Patent Documents
D98522 February 1936 Juelss
D137496 March 1944 Lustig
D155613 October 1949 Kahn
D215626 October 1969 Jonkers
D253660 December 1979 Carre
D254315 February 1980 Carre
D259793 July 1981 Carre
D270843 October 1983 Itoh
D279115 June 1985 Nishida
D280215 August 1985 Huang

Other References

Nikko, NP-2C, 200 (Catalog). .
Nikko, NP-3C, 250 (Catalog). .
Nikko, NP-4C, 300 (Catalog)..

Primary Examiner: Dunkins; Bruce W.
Assistant Examiner: Thompson; Martha
Attorney, Agent or Firm: Oliff & Berridge

Description



FIG. 1 is a top right front perspective view of a ball-point pen showing my new design;

FIG. 2 is a bottom left rear perspective view;

FIG. 3 is a right side elevational view;

FIG. 4 is a left side elevational view;

FIG. 5 is a top plan view;

FIG. 6 is a bottom plan view;

FIG. 7 is a right side elevational view with the writing tip in an extended position; and

FIG. 8 is a front elevational view, with the clip member in an alternate position and the writing tip extended.

* * * * *


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