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Patent
   D561678
Priority
Jan 19 2006
Filed
Jul 06 2007
Issued
Feb 12 2008
Expiry
Feb 12 2022
Inventors
Wai, Chi P…
Assg.orig
Silverlit …
Silverlit …
Assg.curr
Silverlit …
Silverlit …
Entity
unknown
Referenced by
11
References
53
Maint.:
n/a
The ornamental design for a helicopter, as shown and described.

FIG. 1 is a right side view of a helicopter, showing my new design;

FIG. 2 is a right side perspective view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a left side perspective view thereof;

FIG. 5 is a front view thereof; and,

FIG. 6 is a rear view thereof.
INVENTORS:

Wai, Chi Pok Billy

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
7662013, Jan 19 2006 Silverlit Toys Manufactory, Ltd Helicopter with horizontal control
7815482, Jan 19 2006 Silverlit Toys Manufactory, Ltd. Helicopter
7883392, Aug 04 2008 Silverlit Toys Manufactory LTD Toy helicopter
8002604, Aug 03 2006 Silverlit Limited Remote controlled toy helicopter
8308522, Jan 29 2010 Silverlit Limited Flying toy
8357023, Aug 03 2006 Silverlit Limited Helicopter
D582491, Jun 04 2008 MANBERG, LTD Toy helicopter
D827039, May 18 2017 GORDON BROTHERS BRANDS, LLC Toy helicopter
D894814, Sep 27 2019 Textron Innovations Inc Aircraft
D896730, Sep 27 2019 Textron Innovations Inc Combined aircraft fuselage and empennage
ER2398,
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ASSIGNMENT RECORDS    Assignment records on the USPTO
//
Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 06 2007Silverlit Toys Manufactory, Ltd.(assignment on the face of the patent)
Jul 06 2007WAI, CHI POK BILLYSilverlit Toys Manufactory, LtdASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0195250733 pdf
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