Fine tip stylus nd pen with aperture for coaxial, retraction and placement
US11511560B2 · kind B2 · utility
0Cited by
3References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 28, 2019 |
| Grant date | Nov 29, 2022 |
| Priority date | — |
| Expiry date | Nov 12, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A writing instrument for alternating between an active stylus tip and an ink pen tip which is retractable from and displaceable through an annular opening at one end of the writing instrument.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.