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Patentes

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Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US40245976 Jul 197624 May 1977The Raymond Lee Organization, Inc.Simultaneous floor edge and baseboard cleaner
US419872714 Dic 197822 Abr 1980Baseboard dusters for vacuum cleaners
US454254915 Ago 198324 Sep 1985Swimming pool cleaning device
US526113923 Nov 199216 Nov 1993Raised baseboard brush for powered floor sweeper
US537191227 Sep 199313 Dic 1994Floor and baseboard cleaning machine
US53815789 Dic 199217 Ene 1995Polisher with rectangular pad and handle assembly
US602652918 Ago 199722 Feb 2000Automated rotary mopping, waxing, and light sweeping systems
US62472024 Jun 199919 Jun 2001The Hoover CompanyCarpet extractor fluid supply system
US626683822 Feb 200031 Jul 2001Automated rotary mopping, waxing, and light sweeping systems
US642186225 Abr 200123 Jul 2002The Hoover CompanyCarpet extractor fluid supply system
US642187418 May 200023 Jul 2002Matsushita Electric Corporation of AmericaPivotal edge cleaning brushes for vacuum cleaner
US71142142 Ago 20043 Oct 2006Baseboard brush
US731384216 Dic 20041 Ene 2008Shoe-mounted umpire's brush unit
US74975222 Nov 20063 Mar 2009Pavement saw with self-leveling operator handle and depth control system
US76244737 Ene 20041 Dic 2009The Hoover CompanyAdjustable flow rate valve for a cleaning apparatus
US81461947 Abr 20083 Abr 2012Buffing apparatus