RL

Robert J. Libman

TL The Libman: 139 patents #2 of 29Top 7%
LB Libman Broom: 4 patents #3 of 5Top 60%
📍 Champaign, IL: #6 of 1,105 inventorsTop 1%
🗺 Illinois: #71 of 84,256 inventorsTop 1%
Overall (All Time): #5,975 of 4,157,543Top 1%
153
Patents All Time

Issued Patents All Time

Showing 51–75 of 153 patents

Patent #TitleCo-InventorsDate
7555803 Sponge mop construction 2009-07-07
7520018 Mop with attached wringer Enzo Berti, Marco Bizzotto, Roberto Pellacini 2009-04-21
D588767 Portion of a squeegee Enzo Berti 2009-03-17
D588405 Portion of a handle Enzo Berti 2009-03-17
D586968 Portion of a mop handle Enzo Berti 2009-02-17
D586967 Portion of a cleaning implement Enzo Berti 2009-02-17
D586965 Mop head Enzo Berti 2009-02-17
D586963 Portion of a squeegee Enzo Berti 2009-02-17
D586961 Portion of a wiper Enzo Berti 2009-02-17
D586879 Portion of a squeegee Enzo Berti 2009-02-17
D586878 Portion of a squeegee Enzo Berti 2009-02-17
D586561 Portion of a brush Enzo Berti 2009-02-17
D586055 Portion of a mop handle Enzo Berti 2009-02-03
D585616 Portion of a cleaning implement Enzo Berti 2009-01-27
D585611 Portion of a wiper Enzo Berti 2009-01-27
D585610 Wiper Enzo Berti 2009-01-27
D581676 Portion of a brush Enzo Berti 2008-12-02
D580657 Portion of a brush Enzo Berti 2008-11-18
D579211 Portion of a brush Enzo Berti 2008-10-28
D578347 Portion of a handle Enzo Berti 2008-10-14
D577204 Portion of a brush Enzo Berti 2008-09-23
D575523 Portion of a brush Enzo Berti 2008-08-26
D575522 Portion of a brush Enzo Berti 2008-08-26
D575521 Portion of a brush Enzo Berti 2008-08-26
D575520 Portion of a brush Enzo Berti 2008-08-26