Marking pen
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Claims
The ornamental design for a marking pen, as shown and described.
| D120734 | May 1940 | Kahn |
| D205330 | July 1966 | Capezzuto |
| 3369543 | February 1968 | Ronco |
| 3776673 | December 1973 | DeGroft |
| D280422 | September 3, 1985 | Booker et al. |
| D287373 | December 23, 1986 | Regnault |
| D289088 | March 31, 1987 | Jankewitz |
| 4872777 | October 10, 1989 | Dalbke |
| D306355 | February 27, 1990 | Shinohara |
| D429847 | August 22, 2000 | Lang |
| 6247865 | June 19, 2001 | Russell et al. |
| 6565275 | May 20, 2003 | Brand et al. |
| 6626600 | September 30, 2003 | Brand et al. |
| D493832 | August 3, 2004 | Hung |
| D497641 | October 26, 2004 | Tsuchikura |
| D545895 | July 3, 2007 | Okutani |
| D545899 | July 3, 2007 | Okutani |
| D547801 | July 31, 2007 | Oka |
Type: Grant
Filed: Sep 27, 2006
Date of Patent: Jan 8, 2008
Assignee: Kabushiki Kaisha Pilot Corporation (Tokyo)
Inventor: Kumiko Yagyu (Tokyo)
Primary Examiner: Elizabeth A. Albert
Attorney: Sughrue Mion, Pllc.
Application Number: 29/266,689