Science toy
Description
Claims
The ornamental design for a science toy, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
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- Low Temperature Stirling Engine Motor Steam Heat Educational Engine Model, Science, announced May 6, 2020 [online]. Available from internet, URL:<https://www.amazon.ca/iBIGXI-Temperature-Stirling-Engine-Educational/dp/B08867PCYV> (Year: 2020).
- Low Temperature Stirling Engine Motor,Acogedor Steam Heat Education Model, announced Nov. 6, 2018 [online]. Available from internet, URL:<https://www.amazon.ca/dp/B07K73ST89> (Year: 2018).
- Stirling Engine,Air Engine Motor Model Mini Hot Air Engine Education Toy, announced Sep. 17, 2021 [online]. Available from internet, URL:<https://www.amazon.ca/Stirling-Engine-Education-Science-Experiment/dp/B09GKP2BKC> (Year: 2021).
Patent History
Patent number: D1008367
Type: Grant
Filed: May 24, 2021
Date of Patent: Dec 19, 2023
Inventor: Yi Zhang (Wuhan)
Primary Examiner: Lauren D McVey
Assistant Examiner: Elisa Maria Pujals
Application Number: 29/785,221
Type: Grant
Filed: May 24, 2021
Date of Patent: Dec 19, 2023
Inventor: Yi Zhang (Wuhan)
Primary Examiner: Lauren D McVey
Assistant Examiner: Elisa Maria Pujals
Application Number: 29/785,221
Classifications
Current U.S. Class:
Industrial-type Machine (D21/528)