Granted Patent
S1
US 1,140,452 · App. 29/949,597 · Granted Aug 4, 2026
Rolling brush for cleaning robot
Inventors:
Zhiwei Zhou (Beijing, CN); Pan Cheng (Beijing, CN); Xiang Lin (Beijing, CN); Ming Liu (Beijing, CN)
Assignee:
Beijing Roborock Technology Co., Ltd.
View Patent ↗
Loading inventors, assignments & file history…
Claims (1)
The ornamental design for a rolling brush for cleaning robot, as shown and described.
Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded Jul 1, 2024
From: ZHOU, ZHIWEI; CHENG, PAN; LIN, XIANG; LIU, MING
To: BEIJING ROBOROCK TECHNOLOGY CO., LTD.
Reel/Frame 067879/0970 →
Priority Claims (1)
CN 202230878100.X
· Dec 30, 2022
· national
Continuity (1)
Division
35517826
· Jun 26, 2023
References Cited (29)
US D680289S
· Gray et al.
· 2013
[cited by applicant]
US D983534S
· Goff
· 2023
[cited by applicant]
US 20240130590A1
· Gu et al.
· 2024
[cited by applicant]
US 20240130593A1
· Li et al.
· 2024
[cited by applicant]
US 20240130595A1
· Li et al.
· 2024
[cited by applicant]
US 20240172906A1
· Deschenes
· 2024
[cited by examiner]
US 20250072683A1
· Copeland
· 2025
[cited by examiner]
US 20250151889A1
· Zhou
· 2025
[cited by examiner]
US 20250160597A1
· Liu
· 2025
[cited by examiner]
US 20250311906A1
· Liu
· 2025
[cited by examiner]
Rubber Main Brush Replacement (online), no date available. Retrieved from Internet Nov. 17, 2025, URL: https://www.amazon.com/Replacement-Compatible-RoborockS7-Cleaner-Accessories/dp/B0DZMZPVVX/ref (4 pages).
[cited by examiner]
Xiaomi Roborock S8 DuoRoller Brush (online), dated Sep. 24, 2023. Retrieved from Internet Nov. 17, 2025, URL: https://web.archive.org/web/20230924230915/https://www.robocleaners.com/en/roborock-s8s8s8-duoroller-brush.ht…
[cited by examiner]
Decision of Rejection of JP Patent Application No. 2023-501505 of Oct. 25, 2024.
[cited by applicant]
Ex Parte Quayle Office Action for U.S. Appl. No. 35/517,826 of Jul. 2, 2024.
[cited by applicant]