Patent
   D944331
Priority
Feb 26 2021
Filed
Feb 26 2021
Issued
Feb 22 2022
Expiry
Feb 22 2037
Assg.orig
Entity
unknown
0
35
n/a
The ornamental design for a quadrotor, as shown and described.

FIG. 1 is a perspective view of a quadrotor showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

Wang, Tongwei

Patent Priority Assignee Title
Patent Priority Assignee Title
11077937, Jun 22 2018 Transcend Air Corporation Vertical take-off and landing (VTOL) tilt-wing passenger aircraft
4629147, Oct 16 1984 The United States of America as represented by the Administrator of the Over-the-wing propeller
4856736, Jun 26 1987 SKYWARDENS LIMITED, 25 BRACKENHILL, COLEHILL, WIMBORNE, DORSET Aircraft with paired aerofoils
7604202, Feb 24 2005 Textron Innovations Inc Ice management system for tiltrotor aircraft
9964184, Apr 10 2014 BELL HELICOPTER TEXTRON INC Variable speed aircraft transmission
20130153708,
20160152329,
20160229531,
20160333797,
20160340038,
20160347479,
20170036753,
20170121029,
20170137122,
D442540, Apr 14 2000 Submersible vehicle
D598838, Feb 27 2003 Aircraft design
D710452, Aug 15 2013 TRAXXAS LP Quadrotor model helicopter
D724001, Dec 27 2013 Elytron Aircraft LLC Joined-wing tilt-wing aircraft
D725576, Oct 25 2013 Aircraft
D741247, Jun 02 2014 XTI AIRCRAFT COMPANY VTOL aircraft
D778371, Sep 28 2015 TRAXXAS LP Roll hoop for a quadrotor model helicopter
D799402, Aug 26 2016 Vertical take-off and landing aircraft
D803724, Sep 23 2013 Amphibious unmanned vertical takeoff and landing aircraft
D808328, Sep 14 2016 Bell Helicopter Textron Inc. Foldable tiltrotor aircraft
D809970, Sep 23 2013 Amphibious unmanned vertical takeoff and landing aircraft
D813143, Nov 04 2016 AEROVIRONMENT, INC Vertical take-off and landing (VTOL) winged air vehicle with complementary angled rotors
D827723, Sep 28 2015 TRAXXAS LP Quadrotor model helicopter
D850357, Feb 13 2018 Vertical take-off and landing aircraft
D856898, Nov 10 2017 JETOPTERA, INC Airframe for an unmanned aerial vehicle
D856899, Nov 10 2017 JETOPTERA, INC Airframe for an unmanned aerial vehicle
D892710, Jan 09 2019 Kitty Hawk Corporation Fixed wing aircraft with tilt rotors
D921565, Oct 02 2019 Kitty Hawk Corporation Fixed wing aircraft with tilt rotors
D930548, Aug 19 2019 Volocopter GmbH Aircraft
D931181, Jul 10 2018 Rolls-Royce plc Aircraft
D931182, Dec 09 2019 LIFT AIRCRAFT INC Aerial vehicle
Executed onAssignorAssigneeConveyanceFrameReelDoc
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule