HANDHELD WRITING TOOL HAVING IMPROVED CAP-OFF TIME
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United States of America Patent
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Issued Date -
Aug 3, 2023
app pub date -
Jun 28, 2021
filing date -
Jun 30, 2020
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Abstract
The present disclosure relates to writing instruments which are charged or recharged with a water-based ink composition. The water-based ink composition may be prepared from solid ink compositions which may be diluted with water. The solid ink composition comprises a specific combination of polyethylene glycol, at least one coloring agent and a humectant.
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