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Patent
D561677
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Priority
Jan 19 2006
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Filed
Aug 03 2007
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Issued
Feb 12 2008
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Expiry
Feb 12 2022
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Assg.orig
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Entity
unknown
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12
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53
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n/a
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The ornamental design for a helicopter, as shown and described.
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FIG. 1 is a right side view of a helicopter;
FIG. 2 is a perspective right side view of the helicopter;
FIG. 3 is a left side view of the helicopter;
FIG. 4 is a perspective left side view of the helicopter;
FIG. 5. is a front view of the helicopter; and,
FIG. 6 is a rear view of the helicopter.
Broken lines, if any, are for illustrative purposes only and form no part of the claimed design.
Wai, Chi Pok Billy
Patent |
Priority |
Assignee |
Title |
7662013, |
Jan 19 2006 |
Silverlit Toys Manufactory, Ltd |
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7815482, |
Jan 19 2006 |
Silverlit Toys Manufactory, Ltd. |
Helicopter |
7883392, |
Aug 04 2008 |
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Aug 03 2006 |
Silverlit Limited |
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8308522, |
Jan 29 2010 |
Silverlit Limited |
Flying toy |
8357023, |
Aug 03 2006 |
Silverlit Limited |
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Jun 04 2008 |
MANBERG, LTD |
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Jan 11 2012 |
Sikorsky Aircraft Corporation |
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Yamaha Hatsudoki Kabushiki Kaisha |
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Remotely-controlled, impact-resistant model helicopter |
D894814, |
Sep 27 2019 |
Textron Innovations Inc |
Aircraft |
D896730, |
Sep 27 2019 |
Textron Innovations Inc |
Combined aircraft fuselage and empennage |
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May 13 1996 |
TEXTRON IPMP L P ; BELL HELICOPTER MICHIGAN, INC |
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Apr 12 1999 |
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Toy helicopter |
D425853, |
Apr 17 1998 |
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Nov 06 2001 |
General Helicopter, Inc.; GENERAL HELICOPTER, INC |
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D503142, |
Apr 15 2002 |
Rehco LLC |
Propeller with half safety ring and fly bars |
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May 30 2005 |
Sikorsky Aircraft Corporation |
Rigid coaxial rotor helicopter with auxiliary propulsion (small) |
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Apr 27 2006 |
ZIMET, NACHMAN; DIVON, AVNER |
Helicopter |
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JP2004121798, |
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JP2005193905, |
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Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a