Photomask, display device, and manufacturing method thereof
Number of patents in Portfolio can not be more than 2000
United States of America
Stats
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Dec 17, 2024
Grant Date -
May 23, 2024
app pub date -
Jan 25, 2024
filing date -
Jan 25, 2024
priority date (Note) -
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status (Latency Note)
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Abstract
A photomask according to an exemplary embodiment includes: a mask substrate; and a first test pattern and a second test pattern disposed along a first edge of the mask substrate, wherein the first test pattern has a first outer shape and a first inner shape, the second test pattern has a second outer shape, and the second outer shape of the second test pattern is larger than the first inner shape of the first test pattern and smaller than the first outer shape of the first test pattern.
First Claim
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International Classification(s)
- 2024 Application Filing Year
- H01L Class
- 12855 Applications Filed
- 458 Patents Issued To-Date
- 3.57 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- H01L Class
- 0 % this patent is cited more than
- 1 Age
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