Chair frame
Description
The broken lines shown in the drawings depict portions of the chair frame that form no part of the claimed design.
Claims
The ornamental design for a chair frame, as shown and described.
Referenced Cited
U.S. Patent Documents
| 2759528 | August 1956 | Rachman |
| 5851052 | December 22, 1998 | Gustafsson |
| D771986 | November 22, 2016 | Lee |
| D815448 | April 17, 2018 | Jin |
| D825945 | August 21, 2018 | Emerson |
| D831366 | October 23, 2018 | Jin |
| D889155 | July 7, 2020 | Xia |
| D891808 | August 4, 2020 | Zhu |
| D897712 | October 6, 2020 | Hu |
| D923956 | July 6, 2021 | Xia |
| D927210 | August 10, 2021 | Chang |
| D933985 | October 26, 2021 | Stump |
| D947561 | April 5, 2022 | Hu |
| 11330906 | May 17, 2022 | Tsai |
| D966766 | October 18, 2022 | Wang |
| D977857 | February 14, 2023 | Chang |
| D978589 | February 21, 2023 | Lah |
| D982916 | April 11, 2023 | Jia |
| 11800931 | October 31, 2023 | Wu |
| D1005030 | November 21, 2023 | Shi |
| D1017264 | March 12, 2024 | Xu |
| D1047557 | October 22, 2024 | Zhang |
| D1054763 | December 24, 2024 | Guo |
| D1061103 | February 11, 2025 | Qian |
| D1088606 | August 19, 2025 | Zhang |
| D1104587 | December 9, 2025 | Shi |
| 20090230736 | September 17, 2009 | Homans |
| 20130069397 | March 21, 2013 | Homans |
| 20150091335 | April 2, 2015 | Lee |
| 20150091352 | April 2, 2015 | Lee |
| 20150189994 | July 9, 2015 | Lee |
| 20170311723 | November 2, 2017 | Lenhart |
| 20210015263 | January 21, 2021 | Lah |
| 20210212471 | July 15, 2021 | Chen |
| 20230165373 | June 1, 2023 | Chen |
| 20230270253 | August 31, 2023 | Chen |
| 20240215728 | July 4, 2024 | Zhu |
| 20240245218 | July 25, 2024 | Chen |
| 20250194801 | June 19, 2025 | Zhu |
Patent History
Patent number: D1146448
Type: Grant
Filed: Aug 14, 2023
Date of Patent: Sep 8, 2026
Assignee: Wuyi Huatuo Leisure Products Co., Ltd. (Jinhua)
Inventor: Chuanzhen Yu (Chizhou)
Primary Examiner: Paul D Bohannon
Application Number: 29/899,823
Type: Grant
Filed: Aug 14, 2023
Date of Patent: Sep 8, 2026
Assignee: Wuyi Huatuo Leisure Products Co., Ltd. (Jinhua)
Inventor: Chuanzhen Yu (Chizhou)
Primary Examiner: Paul D Bohannon
Application Number: 29/899,823
Classifications
Current U.S. Class:
D6/709.2