Mask assembly having a frame with support stick
US8646406B2 · kind B2 · utility
16Cited by
18References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 6, 2010 |
| Grant date | Feb 11, 2014 |
| Priority date | — |
| Expiry date | Sep 28, 2031 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05D1/32
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A mask assembly includes a frame with an opening, at least one support stick in the frame and extending in a first direction to traverse the opening of the frame, the support stick including a communication pattern above the opening of the frame, and a mask positioned on the frame and the at least one support stick, the mask extending in a second direction perpendicular to the first direction to traverse the opening of the frame, and the mask being exposed to the opening of the frame through the communication pattern.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.