U.S. patent number D309,633 [Application Number 07/015,873] was granted by the patent office on 1990-07-31 for ball-point pen or similar article. This patent grant is currently assigned to Pentel Kabushiki Kaisha. Invention is credited to Kunio Itoh.
United States Patent | D309,633 |
Itoh | July 31, 1990 |
Inventors: | Itoh; Kunio (Funabashi, JP) |
---|---|
Assignee: | Pentel Kabushiki Kaisha
(JP) |
Appl. No.: | 07/015,873 |
Filed: | February 18, 1987 |
Current U.S. Class: | D19/173 |
Field of Search: | ;D19/35,36,41-51,54-58 ;401/208,209,101-104 |
D87262 | June 1932 | Hauton |
D112750 | December 1938 | Blake |
D124248 | December 1940 | Dreyfuss |
D259642 | June 1981 | Gomez |
D261009 | September 1981 | Gomez |
D261531 | October 1981 | Delcroix |
D270843 | October 1983 | Itoh |
D279115 | June 1985 | Nishida |
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