METAL MASK STRUCTURE, PHOTOMASK FOR PREPARING SHIELDING LAYER, AND METHOD FOR PREPARING METAL MASK STRUCTURE BY USING PHOTOMASK
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Jul 18, 2024
app pub date -
Jan 3, 2024
filing date -
Jan 17, 2023
priority date (Note) -
Published
status (Latency Note)
Importance
Abstract
The invention provides a metal mask structure, a photomask for preparing a shielding layer, and a method for preparing a metal mask structure by using a photomask. The metal mask structure includes a plate, and the plate at least includes: a pattern area formed with at least one slot; a non-pattern area arranged on one side of the pattern area; and a cutting groove extending along an extending direction between the pattern area and the non-pattern area. The cutting groove has an opening formed on a first surface of the plate, and an inner groove surface concave with respect to the first surface. The plate further includes at least one rib structure extending along the extending direction formed on the inner groove surface, and the at least one rib structure does not protrude from the opening.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully