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Patent
D678172
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Priority
Feb 10 2012
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Filed
Feb 10 2012
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Issued
Mar 19 2013
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Expiry
Mar 19 2027
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Assg.orig
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Entity
unknown
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5
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9
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n/a
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The ornamental design for helicopter front windshields, as shown and described.
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FIG. 1 is a right front perspective view of the helicopter front windshields showing our new design;
FIG. 2 is a right side elevational view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a front elevational view thereof; and,
FIG. 5 is a top plan view thereof.
The broken line depictions of structural elements have been shown for the purpose of illustrating environment and form no part of the claimed design.
McCollough, James M., Amante, William A.
Patent |
Priority |
Assignee |
Title |
2808355, |
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|
|
4702437, |
Feb 07 1985 |
BLACKBURN, SUSAN |
Electric air-driven helicopter |
5037041, |
Aug 05 1988 |
Messerschmitt-Bolkow-Blohm |
Cockpit, especially for a helicopter |
5562264, |
Jul 22 1992 |
Eurocopter France |
Fuselage structure for helicopter |
206734, |
|
|
|
239710, |
|
|
|
D388048, |
May 13 1996 |
TEXTRON IPMP L P ; BELL HELICOPTER MICHIGAN, INC |
Helicopter |
D401898, |
Dec 23 1996 |
Sikorsky Aircraft Corporation |
Variable diameter tilt rotor aircraft |
D425853, |
Apr 17 1998 |
AGUSTA S P A |
Helicopter |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a