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Patent
D944331
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Priority
Feb 26 2021
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Filed
Feb 26 2021
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Issued
Feb 22 2022
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Expiry
Feb 22 2037
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Assg.orig
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Entity
unknown
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0
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35
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n/a
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The ornamental design for a quadrotor, as shown and described.
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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 |
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D921565, |
Oct 02 2019 |
Kitty Hawk Corporation |
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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 on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a