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US 2025/0065665 A1Published application
Writing instrument
AssigneeMitsubishi Pencil Company, Limited
InventorsMasaya YAMADA, Akari SHINOHARA
Life of this patent
Estimating the term…
Abstract
A writing instrument includes a shaft barrel and a grip provided at part of the shaft barrel. The grip has a cylindrically shaped inside shaft part and a cylindrically shaped outside shaft part arranged at the outside of the inside shaft part, thinner than the inside shaft part, and made of a nonviscoelastic plastic. A space part is provided between the inside shaft part and the outside shaft part.
Claims10
A writing instrument comprising a shaft barrel and a grip provided at part of the shaft barrel, wherein
- the grip has a cylindrically shaped inside shaft part and a cylindrically shaped outside shaft part arranged at the outside of the inside shaft part, thinner than the inside shaft part, and comprised of a nonviscoelastic plastic and a space part is provided between the inside shaft part and the outside shaft part.
Dependencies are inferred from the claim text.