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Patent
D818960
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Priority
Feb 10 2016
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Filed
Jul 28 2016
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Issued
May 29 2018
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Expiry
May 29 2033
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Assg.orig
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Entity
unknown
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4
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14
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n/a
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I claim the ornamental design for an insulation unit of semiconductor manufacturing apparatus, as shown and described.
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FIG. 1 is a perspective view of an insulation unit of semiconductor manufacturing apparatus showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a right side elevational view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof; and,
FIG. 8 is a cross-sectional view thereof taken in the direction of line 8-8 in FIG. 2.
The dot-dash broken lines FIG. 2 are for reference purposes only; the broken lines form no part of the claimed design.
Yamaguchi, Takatomo
Patent |
Priority |
Assignee |
Title |
1775530, |
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2884479, |
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3612962, |
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20050128662, |
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CN302694371, |
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CN303319096, |
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199844, |
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216797, |
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D246453, |
Mar 15 1977 |
E. F. Johnson Company |
Variable capacitor |
D360399, |
Jun 09 1992 |
Utility Solutions, Inc. |
Insulator for an electrical cutout |
D531132, |
Dec 15 2003 |
Southern States, LLC |
Three-phase capacitor switch |
D532752, |
Dec 15 2003 |
Southern States, LLC |
Single-phase capacitor switch |
D742829, |
Apr 01 2014 |
HITACHI ENERGY LTD |
Insulator with sheds whose undersides are partly horizontal and partly sloping |
D775075, |
Dec 12 2014 |
Hitachi Metals, Ltd. |
Connector for power cable |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a