Oxygen concentrator
Description
The broken lines depict portions of the oxygen concentrator that form no part of the claimed design.
Claims
The ornamental design for an oxygen concentrator, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
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- “Portable Oxygen Generator 3L Oxygen Machine for Home/Travel Use 33% with Battery,ROGS-05” as retrieved from the following Amazon link on Sep. 27, 2024. Date First Available: Apr. 30, 2024. The inventor(s) is directly responsible for this public disclosure. https://www.amazon.com/dp/B0D2ZXZC49.
Patent History
Patent number: D1065540
Type: Grant
Filed: Sep 29, 2024
Date of Patent: Mar 4, 2025
Assignee: Shanghai Chuilu Trading Co., Ltd. (Shanghai)
Inventor: Guowei Liu (Jiangsu)
Primary Examiner: Rhea Shields
Application Number: 29/965,793
Type: Grant
Filed: Sep 29, 2024
Date of Patent: Mar 4, 2025
Assignee: Shanghai Chuilu Trading Co., Ltd. (Shanghai)
Inventor: Guowei Liu (Jiangsu)
Primary Examiner: Rhea Shields
Application Number: 29/965,793
Classifications
Current U.S. Class:
Pulmonary (38) (D24/164)