Portion of cushion clip for mask assembly
USD493521S1 · kind S1 · design
71Cited by
8References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 21, 2003 |
| Grant date | Jul 27, 2004 |
| Priority date | — |
| Expiry date | Jul 27, 2018 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.