Retraction mechanism for writing instrument
USD455178S1 · kind S1 · design
5Cited by
9References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 10, 2001 |
| Grant date | Apr 2, 2002 |
| Priority date | — |
| Expiry date | Apr 2, 2016 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.