Retractable writing instrument
US9550391B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 5, 2015 |
| Grant date | Jan 24, 2017 |
| Priority date | — |
| Expiry date | Jun 14, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49826
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A retractable ink pen including an elongate ink cartridge having a writing end and an exposed ink opening, wherein the writing end moves from a retracted position to an extended position for writing. The retractable ink pen includes a cap including a recess with an inner surface having one of: i) a position structure, and ii) both a first locator and a second locator spaced a distance from the first locator along a first longitudinal axis. The retractable ink pen further includes an elongate barrel including an outer surface having the other of the position structure and both the first locator and the second locator, wherein the position structure is located at the first locator when the writing end is in the retracted position and wherein the locating structure is located at the second locator when the writing end is in the extended position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.