|
The ornamental design for a rigid coaxial rotor heavy lift helicopter, as shown and described.
|
|||||||||||||||||
FIG. 1 is a perspective view of the rigid coaxial rotor heavy lift helicopter;
FIG. 2 is another perspective view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof;
FIG. 7 is a front elevational view thereof; and,
FIG. 8 is a rear elevational view thereof.
Scott, Mark W., Strauss, Michael P.
| Patent | Priority | Assignee | Title |
| 7422505, | Jan 19 2006 | Silverlit Toys Manufactory, Ltd. | Toy helicopter |
| 7425167, | Jan 19 2006 | Silverlit Toys Manufactory, Ltd. | Toy helicopter |
| 7425168, | Jan 19 2006 | Silverlit Toys Manufactory, Ltd. | Toy helicopter |
| 7467984, | Jan 19 2006 | Silverlit Toys Manufactory Ltd. | Helicopter |
| 7494397, | Jan 19 2006 | Silverlit Toys Manufactory Ltd. | Helicopter |
| 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 |
| 8052500, | Nov 25 2008 | Silverlit Limited | Helicopter with main and auxiliary rotors |
| 8308522, | Jan 29 2010 | Silverlit Limited | Flying toy |
| 8357023, | Aug 03 2006 | Silverlit Limited | Helicopter |
| D557194, | Dec 06 2006 | Nachman, Zimet; Avner, Divon | Helicopter |
| D568947, | Oct 31 2007 | Silverlit Toys Manufactory, Ltd | Helicopter |
| D576215, | Oct 31 2007 | Silverlit Toys Manufactory, Ltd | Helicopter body |
| D579403, | Jan 19 2006 | Silverlit Toys Manufactory, Ltd. | Helicopter propeller rotor |
| D580343, | Jan 19 2006 | Silverlit Toys Manufactory, Ltd. | Helicopter blades, tail and fins |
| D580344, | Aug 03 2006 | Silverlit Toys Manufactory, Ltd.; Silverlit Toys Manufactory, Ltd | Helicopter rotors, blades and shafts |
| D580845, | Jan 19 2006 | Silverlit Toys Manufactory, Ltd. | Helicopter |
| D581341, | Jan 19 2006 | Silverlit Toys Manufactory, Ltd. | Helicopter rotor, frame and fins |
| D581856, | Aug 03 2006 | Silverlit Toys Manufactory Ltd. | Helicopter blade, shafts and fins |
| D582336, | Aug 03 2006 | Silverlit Toys Manufactory Ltd. | Helicopter blade, shafts and fins |
| D582833, | Oct 31 2007 | Silverlit Toys Manufactory, Ltd | Rotors for helicopter |
| D583297, | Oct 31 2007 | Silverlit Toys Manufactory, Ltd | Helicopter rotors |
| D585810, | Jan 19 2006 | Silverlit Toys Manufactory Ltd. | Helicopter propeller |
| D665720, | Jan 11 2012 | Sikorsky Aircraft Corporation | Rotary wing aircraft |
| Patent | Priority | Assignee | Title |
| D357894, | Sep 20 1993 | TEXTRON IPMP L P ; BELL HELICOPTER MICHIGAN, INC | Helicopter |
| D361053, | Aug 23 1994 | United Technologies Corporation | Helicopter |
| D363054, | Aug 30 1994 | TEXTRON IPMP L P ; BELL HELICOPTER MICHIGAN, INC | Helicopter |
| D375077, | Jan 24 1995 | TEXTRON IPMP L P ; BELL HELICOPTER MICHIGAN, INC | Helicopter |
| D388048, | May 13 1996 | TEXTRON IPMP L P ; BELL HELICOPTER MICHIGAN, INC | Helicopter |
| D425853, | Apr 17 1998 | AGUSTA S P A | Helicopter |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| May 27 2005 | SCOTT, MARK W | Sikorsky Aircraft Corporation | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 016663 | /0381 | |
| May 27 2005 | STRAUSS, MICHAEL P | Sikorsky Aircraft Corporation | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 016663 | /0381 | |
| May 31 2005 | Sikorsky Aircraft Corporation | (assignment on the face of the patent) | / |
| Date | Maintenance Fee Events |
| Date | Maintenance Schedule |