Cleaning device for cleaning a surface comprising a brush and a squeegee element | Patent Number 09173536

US 09173536 B2
Application Number14237370
Publication NumberUS 20140189978 A1
Pendency3 years, 3 months, 3 days
Filled DateAug 2, 2012
Priority DateAug 23, 2011
Publication DateJul 10, 2014
Expiration DateAug 22, 2031
Inventor/ApplicantsPieter Kingma
Johannes Tseard Van Der Kooi
Britt Roumen
ExaminesNGUYEN, DUNG V
Art Unit3723
Technology Center3700
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