Surface cleaning device shaft
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The broken lines in the drawings show portions of the surface cleaning device shaft that form no part of the claimed design.
Claims
The ornamental design for a surface cleaning device shaft, as shown and described.
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- Pro Deep Stain Cleaner posted by Rug Doctor posted date unknown, © Amazon, [online], [site visited Nov. 21, 2018]. Available from Internet, https://www.amazon.com/gp/product/B07953G6TZ/ref=s9_dcacsd_dcoop_bw_c_x_3_w (Year: 2018).
- Intro to Pro Deep Attachments posted by Rug Doctor posted date Oct. 5, 2017, © YouTube, [online], [site visited Nov. 21, 2018]. Available from Internet,https://www.youtube.com/watch?v=-ibyCd4iRX8 (Year: 2017).
Type: Grant
Filed: Sep 19, 2017
Date of Patent: Aug 20, 2019
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: 29/618,162