Marking instrument
US8011845B2 · kind B2 · utility
4Cited by
7References
62Claims
0Family size
Inventor
Key dates
| Filing date | Oct 12, 2006 |
| Grant date | Sep 6, 2011 |
| Priority date | — |
| Expiry date | Apr 8, 2030 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB43K29/10
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A marking instrument including a body portion having an internal cavity disposed therein with a rotation means disposed within the interior cavity of the body portion. The marking instrument also includes a marking platform having at least one marking element disposed thereon and a cap element having an opening that corresponds to a geometric shape of a mark to be produced or the geometric shape of an answer space.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.