Marking pen
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- REVERSIBLY THERMOCHROMIC COMPOSITION AND REVERSIBLY THERMOCHROMIC MICROCAPSULE PIGMENT ENCAPSULATING THE SAME
Description
Claims
The ornamental design for a marking pen, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
D153713 | May 1949 | Lohr et al. |
D162805 | April 1951 | Ferber |
D480421 | October 7, 2003 | Hui |
D483066 | December 2, 2003 | Takanashi |
D484537 | December 30, 2003 | Arita et al. |
D526022 | August 1, 2006 | Qiu |
D536034 | January 30, 2007 | Penno |
D562387 | February 19, 2008 | Qiu et al. |
D562393 | February 19, 2008 | Qiu et al. |
1272587 | June 2006 | JP |
Patent History
Patent number: D577068
Type: Grant
Filed: Mar 2, 2007
Date of Patent: Sep 16, 2008
Assignee: Kabushiki Kaisha Pilot Corporation (Tokyo)
Inventor: Lode Soetewey (Paris)
Primary Examiner: Elizabeth A. Albert
Assistant Examiner: Kelley A Donnelly
Attorney: Sughrue Mion, PLLC
Application Number: 29/273,265
Type: Grant
Filed: Mar 2, 2007
Date of Patent: Sep 16, 2008
Assignee: Kabushiki Kaisha Pilot Corporation (Tokyo)
Inventor: Lode Soetewey (Paris)
Primary Examiner: Elizabeth A. Albert
Assistant Examiner: Kelley A Donnelly
Attorney: Sughrue Mion, PLLC
Application Number: 29/273,265
Classifications
Current U.S. Class:
Substantially Circular Or Oval In Cross Section (D19/51)