Quadrotor aircraft
Description
Broken lines in the drawings depict portions of the quadrotor aircraft that form no part of the claimed design.
Claims
The ornamental design for a quadrotor aircraft, as shown and described.
Referenced Cited
U.S. Patent Documents
| D708272 | July 1, 2014 | Schmelter |
| D768540 | October 11, 2016 | Ji |
| D779595 | February 21, 2017 | Xiao |
| D784201 | April 18, 2017 | Goldy |
| D793482 | August 1, 2017 | Wang |
| D795967 | August 29, 2017 | Haley |
| D800016 | October 17, 2017 | Huang |
| D817850 | May 15, 2018 | Xiao |
| D825380 | August 14, 2018 | Tompkin |
| D831538 | October 23, 2018 | Gan |
| D855705 | August 6, 2019 | Zhao |
| D858353 | September 3, 2019 | Gan |
| D867470 | November 19, 2019 | Haley |
| D894790 | September 1, 2020 | Chen |
| D904226 | December 8, 2020 | Zhao |
| D932369 | October 5, 2021 | Passley |
| D938860 | December 21, 2021 | Bao |
| D972454 | December 13, 2022 | Wang |
Patent History
Patent number: D986800
Type: Grant
Filed: Mar 15, 2023
Date of Patent: May 23, 2023
Inventor: Yuwu Qiu (Shantou)
Primary Examiner: Cary M Robinson
Assistant Examiner: Adam C Mager
Application Number: 29/886,930
Type: Grant
Filed: Mar 15, 2023
Date of Patent: May 23, 2023
Inventor: Yuwu Qiu (Shantou)
Primary Examiner: Cary M Robinson
Assistant Examiner: Adam C Mager
Application Number: 29/886,930
Classifications
Current U.S. Class:
Rotary Wing Or Disc (D21/441)