Writing implement
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 19, 2022
Grant Date -
Nov 25, 2021
app pub date -
Dec 5, 2018
filing date -
Dec 28, 2017
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A writing implement includes: a barrel; a writing body supported by the barrel so as to be relatively movable with respect to the barrel in an axial direction thereof, whereby the writing body is projected from and retracted into a front end of the barrel; a rotation member disposed in the barrel so as to be relatively rotatable with respect to the barrel about an axis thereof, the rotation member being provided with a groove or a slit that helically extends about the axis; and a pressing unit having a moving unit that moves in the groove or the slit, the pressing unit being relatively movable with respect to the barrel in the axial direction, while its relative rotation about the axis being restricted; wherein the pressing unit can be pressed forward with respect to the barrel.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully