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Patent
D919669
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Priority
Jul 24 2018
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Filed
Jul 21 2020
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Issued
May 18 2021
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Expiry
May 18 2036
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Assg.orig
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Entity
unknown
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0
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46
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n/a
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The ornamental design for a seal member for semiconductor production apparatus, as shown and described.
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FIG. 1 is a perspective view of a seal member for semiconductor production apparatus, showing our new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a left side elevation view thereof;
FIG. 5 is a right side elevation view thereof;
FIG. 6 is a top view thereof;
FIG. 7 is a bottom view thereof;
FIG. 8 is a cross-sectional view thereof;
FIG. 9 is an enlarged cross-sectional view of a portion thereof; and,
FIG. 10 is an enlarged cross-sectional view of a portion thereof in a condition of use.
The broken lines shown in FIG. 10 are for the purposes of illustrating environmental structure and form no part of the claimed design.
Tsuji, Kazuaki, Sakurai, Takafumi
Patent |
Priority |
Assignee |
Title |
Patent |
Priority |
Assignee |
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VALQUA, LTD |
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VALQUA, LTD |
Seal member for use in semiconductor production apparatus |
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VALQUA, LTD |
Seal member for use in semiconductor production apparatus |
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VALQUA, LTD |
Seal member for semiconductor production apparatus |
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Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a