Curtain controller
Description
Claims
The ornamental design for a curtain controller, as shown and described.
Referenced Cited
U.S. Patent Documents
| D544467 | June 12, 2007 | Tsuge |
| D578967 | October 21, 2008 | Kumano |
| D583363 | December 23, 2008 | Song |
| D615965 | May 18, 2010 | Yokota |
| D625276 | October 12, 2010 | Won |
| D632264 | February 8, 2011 | Choi |
| D665779 | August 21, 2012 | Olufemi |
| D692417 | October 29, 2013 | Tu |
| 9745796 | August 29, 2017 | Blair |
| D797059 | September 12, 2017 | Gong |
| D797060 | September 12, 2017 | Pham |
| D823282 | July 17, 2018 | Kim |
| D863235 | October 15, 2019 | Zhou |
| D891379 | July 28, 2020 | Frahm |
| D896189 | September 15, 2020 | Zhou |
| 20180298682 | October 18, 2018 | Huang |
| 20210045565 | February 18, 2021 | Jiang |
Patent History
Patent number: D923589
Type: Grant
Filed: Apr 15, 2020
Date of Patent: Jun 29, 2021
Inventor: Chun Jiang (Ningbo)
Primary Examiner: Selina Sikder
Application Number: 29/731,391
Type: Grant
Filed: Apr 15, 2020
Date of Patent: Jun 29, 2021
Inventor: Chun Jiang (Ningbo)
Primary Examiner: Selina Sikder
Application Number: 29/731,391
Classifications
Current U.S. Class:
Hand Held Or Remote Type (D13/168)