Stirling engine
Description
The broken lines in the figures illustrate portions of the stirling engine that form no part of the claimed design.
Claims
The ornamental design for a stirling engine, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
D904303 | December 8, 2020 | Xu |
D923572 | June 29, 2021 | Zhang |
D923573 | June 29, 2021 | Zhang |
D923719 | June 29, 2021 | Zhang |
- Stirling Engine, available in Amazon.com, customer review oldest date Jul. 11, 2022 [online], [site visited date Jul. 11, 2023], Available from the internet URL:https://www.amazon.com/dp/B0B6T1934C/ref=twister_B09W9C1266?_ encoding=UTF8&th=1 (Year: 2022).
Patent History
Patent number: D1000546
Type: Grant
Filed: Jun 14, 2022
Date of Patent: Oct 3, 2023
Inventor: Yang Li (Guangdong)
Primary Examiner: Calvin E Vansant
Assistant Examiner: Eidiol Ghigliotty Torres
Application Number: 29/842,488
Type: Grant
Filed: Jun 14, 2022
Date of Patent: Oct 3, 2023
Inventor: Yang Li (Guangdong)
Primary Examiner: Calvin E Vansant
Assistant Examiner: Eidiol Ghigliotty Torres
Application Number: 29/842,488
Classifications
Current U.S. Class:
Industrial-type Machine (D21/528)