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Patent
D326422
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Priority
May 14 1990
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Filed
May 14 1990
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Issued
May 26 1992
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Expiry
May 26 2006
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Assg.orig
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Entity
unknown
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6
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11
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n/a
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The ornamental design for a lightning preventer air terminal, as shown and described.
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FIG. 1 is a perspective view of a lightning preventer air terminal showing
my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a side elevational view thereof, with the opposite sides being a
mirror image; and,
FIG. 4 is a bottom plan view thereof.
Heary, Kenneth P.
Patent |
Priority |
Assignee |
Title |
8674216, |
Jun 25 2010 |
Alltec, LLC |
Early streamer emission terminal |
9166391, |
Jun 25 2010 |
Alltec LLC |
Early streamer emission terminal |
D339307, |
May 14 1990 |
Heary Bros. Lightning Protection Co., Inc. |
Lightning preventer air terminal |
D372434, |
Jun 22 1995 |
Heary Bros. Lightning Protection Co., Inc. |
Air terminal |
D375272, |
Jul 27 1995 |
Heary Bros. Lightning Protection Co., Inc. |
Air terminal |
D750522, |
Jun 25 2010 |
Alltec, LLC |
Early streamer emission terminal |
Patent |
Priority |
Assignee |
Title |
1098738, |
|
|
|
2854499, |
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|
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3662083, |
|
|
|
3896342, |
|
|
|
4039739, |
Sep 13 1974 |
|
Radioactive lightning conductor with ionized-gas current |
4518816, |
Mar 25 1983 |
COMMISSARIAT A L ENERGIE ATOMIQUE |
Lightning conductor with piezoelectric device for initiating the corona effect |
4540844, |
Mar 28 1984 |
Societe Francaise Helita |
Electrical ionizing devices for lightning protection |
4728748, |
Apr 11 1986 |
Commissariat a l'Energie Atomique |
Lightning conductor with piezoelectric device for starting the corona effect |
4760213, |
Dec 19 1985 |
ERICO International Corporation |
Lightning conductor |
D305104, |
Apr 01 1987 |
Heary Bros. Lightening Protection Co., Inc. |
Lightning arrester |
D305309, |
Apr 01 1987 |
Heary Bros. Lightning Protection Co., Inc. |
Lightning arrester |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a