The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 19, 2024

Filed:

Jul. 09, 2021
Applicant:

Samsung Display Co., Ltd., Yongin-si, KR;

Inventor:

Duckjung Lee, Hwaseong-si, KR;

Assignee:

SAMSUNG DISPLAY CO., LTD., Yongin-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05C 21/00 (2006.01); C23C 14/04 (2006.01); G03F 7/00 (2006.01); H10K 71/00 (2023.01); H10K 71/16 (2023.01);
U.S. Cl.
CPC ...
H10K 71/166 (2023.02); B05C 21/005 (2013.01); C23C 14/042 (2013.01); G03F 7/0015 (2013.01); H10K 71/00 (2023.02); H10K 71/164 (2023.02);
Abstract

A mask assembly includes a mask frame including a cell opening, and an outer frame defined along a periphery of the cell opening, and a cell mask disposed on the mask frame and including a polymer material. The cell mask includes a masking part which includes a deposition part disposed corresponding to the cell opening of the mask frame and including a masking pattern, and a non-deposition part extending from the deposition part, and a bonding part overlapping the outer frame of the mask frame and extending from the masking part. The non-deposition part includes a non-pattern portion, and a pattern portion having a thickness smaller than a thickness of the non-pattern portion.


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