Coating implements with material supply – Bifurcate pointed nib tool – Including reservoir and feeder
Reexamination Certificate
2004-03-03
2009-10-13
Walczak, David J (Department: 3751)
Coating implements with material supply
Bifurcate pointed nib tool
Including reservoir and feeder
C401S222000, C401S214000, C401S18800A
Reexamination Certificate
active
07600938
ABSTRACT:
A refill for a correction pen is constructed of a molded article of a polyamide resin obtained from monomers having an aromatic ring or a naphthene ring, a molded article of a blend of two or more kinds of polyamide resins, or a molded article having a multi-layered structure of two or more layers whose innermost layer in contact with the correction fluid is constituted of a polyamide resin. The applying part of a refill unit mounted on a ballpoint type applicator having a pressurizing mechanism in linkage with clicking action is formed by press fitting the rear end of a ballpoint pen tip having a rotatable ball to the attachment portion at the front end of an ink reservoir and a metal tube is squeezed to cover the outer periphery of the attachment portion at the front end of the ink reservoir to which the tip is fitted.
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Fukai Akira
Kobayashi Kyoko
Koriki Tadashi
Koyama Takao
Nakamura Hitoshi
Buchanan & Ingersoll & Rooney PC
Mitsubishi Pencil Co. Ltd.
Walczak David J
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