Cleaning machine
Description
The broken lines shown in the drawings depict portions of the cleaning machine that form no part of the claimed design.
Claims
The ornamental design for a cleaning machine, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
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305956382 | July 2020 | CN |
- Kingkar DPF Cleaning machine operation video, announced in YouTube on May 28, 2020 [online], [site visited Apr. 20, 2022], Available from the internet URL: https://www.youtube.com/watch?v=E7korg0q6IU (Year: 2020).
- Exodus workstation, available in https://www.nature.com/, announced Jan. 11, 2021 [online], [site visited Apr. 20, 2022], Internet URL: https://www.nature.com/articles/s41592-020-01034-x/figures/1 (Year: 2021).
Patent History
Patent number: D974679
Type: Grant
Filed: Dec 25, 2019
Date of Patent: Jan 3, 2023
Inventor: Liang Chen (Hangzhou)
Primary Examiner: Jennifer Rivard
Assistant Examiner: Jennylou M Binas
Application Number: 29/718,497
Type: Grant
Filed: Dec 25, 2019
Date of Patent: Jan 3, 2023
Inventor: Liang Chen (Hangzhou)
Primary Examiner: Jennifer Rivard
Assistant Examiner: Jennylou M Binas
Application Number: 29/718,497
Classifications
Current U.S. Class:
Washing, Cleaning, Or Drying Machine (D32/1)