Surface cleaning system
Latest RUG DOCTOR, LLC Patents:
Description
The broken lines in the drawings illustrate portions of the surface cleaning system that form no part of the claimed design.
Claims
The ornamental design for a surface cleaning system, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
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- Portable Spot Cleaner posted by Rug Doctor posted date Jun. 5, 2014, © Amazon, [online], [site visited Nov. 7, 2018]. Available from Internet, https://www.amazon.co.uk/Rug-Doctor-Portable-Cleaner-Litre/dp/B00T31O22Y/ref=sr_1_3?ie=UTF8&qid=1542759571&sr=8-3&keywords=spot+cleaner (Year: 2014).
Patent History
Patent number: D873512
Type: Grant
Filed: Sep 19, 2017
Date of Patent: Jan 21, 2020
Assignee: RUG DOCTOR, LLC (Plano, TX)
Inventors: Ernest Matthew Chavana, Jr. (Villa Ridge, MO), Richard Foster (Powell, OH), Stanley Anderson (Fenton, MO), Christopher Terpstra (Frisco, TX), Jan Valentic (Plano, TX), Xintao Ma (Suzhou)
Primary Examiner: Cynthia Ramirez
Assistant Examiner: Laura H Yu
Application Number: 29/618,149
Type: Grant
Filed: Sep 19, 2017
Date of Patent: Jan 21, 2020
Assignee: RUG DOCTOR, LLC (Plano, TX)
Inventors: Ernest Matthew Chavana, Jr. (Villa Ridge, MO), Richard Foster (Powell, OH), Stanley Anderson (Fenton, MO), Christopher Terpstra (Frisco, TX), Jan Valentic (Plano, TX), Xintao Ma (Suzhou)
Primary Examiner: Cynthia Ramirez
Assistant Examiner: Laura H Yu
Application Number: 29/618,149
Classifications
Current U.S. Class:
Surface Treatment, E.g., Floor, Street, Etc. (D32/15)