Multi-nibbed ball-point pen
Latest Tombow Pencil Co., Ltd. Patents:
Description
FIG. 1 is a top, left front perspective view of a multi-nibbed ball-point pen showing my new design;
FIG. 2 is a front elevational view;
FIG. 3 is a rear elevational view;
FIG. 4 is a left side elevational view, the right side being a mirror image thereof;
FIG. 5 is a top plan view;
FIG. 6 is a bottom plan view; and,
FIG. 7 is a top, left front perspective view with one of the writing tips extended.
Referenced Cited
U.S. Patent Documents
D155613 | October 1949 | Kahn |
D316726 | May 7, 1991 | Itoh |
D321720 | November 19, 1991 | Sakurada |
2468258 | April 1949 | Fahringer et al. |
2561824 | July 1951 | Schmieglitz |
2676570 | April 1954 | Fahringer |
3170440 | February 1965 | Levoin |
3260242 | July 1966 | Liguori |
3262426 | July 1966 | Bross |
3750729 | August 1973 | Lemieux |
4283151 | August 11, 1981 | Sekiguchi |
Patent History
Patent number: D327703
Type: Grant
Filed: Aug 9, 1990
Date of Patent: Jul 7, 1992
Assignee: Tombow Pencil Co., Ltd. (Tokyo)
Inventor: Kazunori Katami (Kawagoe)
Primary Examiner: Donald P. Walsh
Assistant Examiner: Martha Thompson
Law Firm: Armstrong, Nikaido, Marmelstein, Kubovcik & Murray
Application Number: 7/564,530
Type: Grant
Filed: Aug 9, 1990
Date of Patent: Jul 7, 1992
Assignee: Tombow Pencil Co., Ltd. (Tokyo)
Inventor: Kazunori Katami (Kawagoe)
Primary Examiner: Donald P. Walsh
Assistant Examiner: Martha Thompson
Law Firm: Armstrong, Nikaido, Marmelstein, Kubovcik & Murray
Application Number: 7/564,530
Classifications