Pen
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- REVERSIBLY THERMOCHROMIC COMPOSITION AND REVERSIBLY THERMOCHROMIC MICROCAPSULE PIGMENT ENCAPSULATING THE SAME
- REVERSIBLY THERMOCHROMIC COMPOSITION AND REVERSIBLY THERMOCHROMIC MICROCAPSULE PIGMENT ENCAPSULATING THE SAME
The broken lines in the drawing of
Claims
The ornamental design for a pen, as shown and described.
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D847261 | April 30, 2019 | Gatti |
Type: Grant
Filed: May 29, 2018
Date of Patent: Jun 2, 2020
Assignee: KABUSHIKI KAISHA PILOT CORPORATION (Tokyo)
Inventor: Naomi Matsumura (Tokyo)
Primary Examiner: Elizabeth A. Albert
Application Number: 29/649,266