Ball-point pen
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Description
FIG. 1 is a front elevational view of a ball-point pen with the writing tip extended;
FIG. 2 is a left side elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is a front elevational view with the writing tip in a stored position;
FIG. 7 is a right side elevational view of FIG. 6; and,
FIG. 8 is a top plan view of FIG. 6.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
D73781 | November 1927 | Felger |
D163779 | June 1951 | Ulvad |
D304756 | November 21, 1989 | Leahan |
1224552 | May 1917 | Kinnard |
2765509 | October 1956 | Brehm |
3441032 | April 1969 | Barrett |
3471964 | October 1969 | Cherry et al. |
3673909 | July 1972 | Bimkraut |
4446178 | May 1, 1984 | Daugherty |
4728212 | March 1, 1988 | Spector |
4986683 | January 22, 1991 | Whitwright |
5083881 | January 28, 1992 | Voshinaga |
247676 | August 1911 | DE2 |
- Hong Kong Enterprise, Oct. 1981, p. 226 ad for New Century Enterprises, see Flower Topped Pen, right center.
Patent History
Patent number: D328310
Type: Grant
Filed: Apr 17, 1991
Date of Patent: Jul 28, 1992
Assignee: Yoshinaga Corporation
Inventor: Shigeo Yoshinaga (Tokyo)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Martha Thompson
Law Firm: Ostrolenk, Faber, Gerb & Soffen
Application Number: 7/686,804
Type: Grant
Filed: Apr 17, 1991
Date of Patent: Jul 28, 1992
Assignee: Yoshinaga Corporation
Inventor: Shigeo Yoshinaga (Tokyo)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Martha Thompson
Law Firm: Ostrolenk, Faber, Gerb & Soffen
Application Number: 7/686,804