Ballpoint pen
Nitta July 28, 1
U.S. patent number D328,311 [Application Number 07/344,142] was granted by the patent office on 1992-07-28 for ballpoint pen. This patent grant is currently assigned to Tokai Corporation. Invention is credited to Tomio Nitta.
| United States Patent | D328,311 |
| Nitta | July 28, 1992 |
Ballpoint pen
Claims
The ornamental design for a ballpoint pen, as shown and described.
| Inventors: | Nitta; Tomio (Yokohama, JP) |
|---|---|
| Assignee: | Tokai Corporation (Yokohama,
JP) |
| Appl. No.: | 07/344,142 |
| Filed: | April 25, 1989 |
Foreign Application Priority Data
| Oct 17, 1988 [JP] | 63-40314 | |||
| Current U.S. Class: | D19/166 |
| Field of Search: | ;D19/35,36,41-51,54-58,81-85 ;401/209,243-247 |
References Cited [Referenced By]
U.S. Patent Documents
| D98265 | January 1936 | Lynn |
| D104939 | June 1937 | Hauton |
| D128390 | July 1941 | Christenson, Jr. |
| D146527 | March 1947 | Shetlin |
| D209993 | January 1968 | Horie |
| D221033 | June 1971 | Wakai |
| D221265 | July 1971 | Wakai |
| D273399 | April 1984 | Zierhut |
| D282754 | February 1986 | LeBlanc et al. |
| D284676 | July 1986 | Malm |
| D308396 | June 1990 | Sekiguchi |
Other References
|
Jacobs Gardner Office Products .COPYRGT.1988 see item J p. 584, lower center-desk copy.. |
Primary Examiner: Walsh; Donald P.
Assistant Examiner: Thompson; Martha
Attorney, Agent or Firm: Nikaido, Marmelstein, Murray & Oram
Description
FIG. 1 is a top, right front perspective view of a ballpoint pen showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a right side elevational view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof; and,
FIG. 8 is a left side elevational view in an exploded condition.
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