Floor cleaning device
United States Patent D822923

Casini, Luca (Milan, IT)
Application Number:
Publication Date:
Filing Date:
Carl Freudenberg KG (Weinheim, DE)
Primary Class:
International Classes:
(IPC1-7): 1505
Field of Search:
D32/17, D32/21, D32/23, D32/24, D32/31
View Patent Images:
US Patent References:
D785879Vacuum cleanerMay, 2017BuD32/21
D778514Robot cleanerFebruary, 2017ParkD32/21
D751777Robot cleanerMarch, 2016CheonD32/21
D745757Robot cleanerDecember, 2015ChoiD32/21
D746005Robot cleanerDecember, 2015CheonD32/21
D743647Robot cleanerNovember, 2015HeckD32/21
D720103Cleaning robotDecember, 2014HaugD32/21
D691337Robot cleanerOctober, 2013KimD32/21
D625059Robotic cleanerOctober, 2010MorensteinD32/21
D625477Robotic cleanerOctober, 2010MorensteinD32/21
D593265Robotic vacuum cleanerMay, 2009CarrD32/21
D551815Robot vacuum cleaner with loading stationSeptember, 2007SchroeterD32/21
D548411Robot vacuum cleanerAugust, 2007SchroterD32/21

Primary Examiner:
Mcinroy, Ruth
Attorney, Agent or Firm:
Leydig, Voit & Mayer, Ltd.

1. The ornamental design for a floor cleaning device, as shown.


FIG. 1 is a top, front and right side perspective view of a floor cleaning device showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a left side elevational view thereof; and,

FIG. 7 is a rear elevational view thereof.

The details shown in broken lines form no part of the claimed design.