Patent assignee · US · COMPANY

The Libman Company

301Patents
85Active
301Granted
43Portfolio score

Filing activity: Nov 27, 1989 → Nov 13, 2023 · 34 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
USD633673S1 Cloth General 115 Expired
USD667187S1 Cleaning device General 76 Active
USD344634S Kitchen brush handle General 63 Expired
USD388250S Zipper closed bag with zippered pockets General 57 Expired
USD618410S1 Cover for a cleaning implement General 57 Expired
USD392104S Long scrub brush handle General 54 Expired
USD633672S1 Pad General 50 Expired
US5060338A Wet mop with self-contained wringer Human Necessities 49 Expired
USD387704S Liquid-dispensing scrub brush General 47 Expired
USD817574S1 Mop frame General 41 Active
USD378798S Sponge mop handle General 40 Expired
USD469230S1 Squeegee General 38 Expired
USD876835S1 Caddy General 35 Active
USD479024S1 Self-wringing mop General 34 Expired
USD542493S1 Hand grip for a mop General 34 Expired
US7318247B2 Bucket combination Human Necessities 34 Expired
USD387526S Combined wringer hand grip, tubular shell, and collar for a mop General 34 Expired
USD394352S Long scrub brush handle General 32 Expired
USD631630S1 Handle for a bucket or container General 31 Expired
USD530052S1 Handle for a bucket General 31 Expired
US7178681B2 Display rack construction Human Necessities 30 Expired
USD499223S1 Multipurpose bucket General 29 Expired
USD537255S1 Broom head General 29 Expired
USD474869S1 Mop General 29 Expired
US5010616A Slanted handle broom Human Necessities 26 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.