Twin-nibbed ball-point pen
Shike , et al. August 25, 1
U.S. patent number D328,917 [Application Number 07/505,946] was granted by the patent office on 1992-08-25 for twin-nibbed ball-point pen. This patent grant is currently assigned to Tokai Corporation. Invention is credited to Isao Inoue, Tsutomu Shike.
| United States Patent | D328,917 |
| Shike , et al. | August 25, 1992 |
Twin-nibbed ball-point pen
Claims
The ornamental design for a twin-nibbed ball-point pen, as shown and described.
| Inventors: | Shike; Tsutomu (Yokohama, JP), Inoue; Isao (Yokohama, JP) |
|---|---|
| Assignee: | Tokai Corporation (Yokohama,
JP) |
| Appl. No.: | 07/505,946 |
| Filed: | April 5, 1990 |
Foreign Application Priority Data
| Feb 16, 1990 [JP] | 2-4509 | |||
| Current U.S. Class: | D19/117; D19/166; D19/916 |
| Field of Search: | ;D19/35,36,41-51,54-58,81-85 ;401/29,30,31,32,34,36 |
References Cited [Referenced By]
U.S. Patent Documents
| D103570 | March 1937 | Hauton |
| D114530 | May 1939 | Deli et al. |
| D151233 | October 1948 | Goessling |
| D155285 | September 1949 | Green et al. |
| D166161 | March 1952 | Hanle |
| D169307 | April 1953 | Ferber |
| D206735 | January 1967 | Levy |
| D284676 | July 1986 | Malm |
| D306316 | February 1990 | Shintani |
| D310542 | September 1990 | Regnault |
| D318688 | July 1991 | Regnault |
Assistant Examiner: Thompson; Martha
Attorney, Agent or Firm: Nikaido, Marmelstein, Murray & Oram
Description
FIG. 1 is a top, left front perspective view of a twin-nibbed ball-point pen showing my new design in an exploded condition;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a left side elevational view thereof; and,
FIG. 6 is a right side elevational view thereof.
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