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Patentes

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Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US408307513 Abr 197711 Abr 1978Lint pickup device
US412131517 May 197724 Oct 1978Bowling lane duster
US419649114 Abr 19788 Abr 1980Controllable paint roller
US481929311 Ene 198811 Abr 1989Aquality, Inc.Adapter and pole assembly
US544077830 Sep 199415 Ago 1995Micronova Manufacturing, Inc.Multiple purpose wringer
US570163023 Abr 199630 Dic 1997Mop with a tape of rags taking up mechanism
US585723928 Dic 199512 Ene 1999Kwanju Electronics Co., Ltd.Vacuum cleaner having a wet duster device
US603231811 May 19987 Mar 2000Apparatus for drying hard floors
US605569826 May 19982 May 2000Micronova Manufacturing Inc.Wringer, web support and web
US617347210 Mar 199916 Ene 2001Hugh R. McLaughlinApparatus for removing a liquid from a hard surface
US72230365 Mar 200429 May 2007Auto loading and auto dampening cleaning apparatus
US73895602 May 200624 Jun 2008Remotely actuated paint roller cover dispensing frame
US802942731 May 20084 Oct 2011Hyde Tools, Inc.Paint roller system with selectively lockable roller
USD3237273 Nov 19894 Feb 1992Fratelli Re S.p.A.Floor cleaning device
USRE3659915 Ago 19977 Mar 2000Micronova Manufacturing, Inc.Multiple purpose wringer and method of wringing articles