Multi-function writing instrument comprising a lead-holder system
US11413902B2 · kind B2 · utility
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3References
20Claims
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Key dates
| Filing date | Dec 14, 2018 |
| Grant date | Aug 16, 2022 |
| Priority date | — |
| Expiry date | Jan 2, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB43K27/04
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A multi-function writing instrument comprises a body extending in an axial direction, at least two writing elements arranged inside the body, each writing element comprising a writing head able to take up a retracted position in which the writing head is stowed in the body and a writing position in which the writing head protrudes from the body, one of the writing elements being a lead-holder system comprising a lead-holder mechanism and a lead container, the lead container comprising a side opening for inserting leads.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.