Nova Patents
ATE213601T1

Self-evacuating vacuum cleaner

Abstract

A vacuum cleaner has an electric motor driving an air impeller for creating suction and a pump impeller which is located in the tank and draws liquid material from the bottom of the tank and expels it from the tank. The vacuum cleaner may have an electrical or mechanical shut-off apparatus which turns off the electric motor if the water level in the tank is too high. The shut-off switch may be bypassed by a user to allow the motor to continue driving the pump impeller to remove liquid from the tank.

Term

Term ended

Projected expiry passed 6 October 2017, 9 years ago.

  1. Priority
  2. Filed
  3. Published
  4. Projected expiry
  5. Today

62 members in 14 offices

This recordMember, by publication datePriority claim4 more offices are in the list below

Priority claims2

Priority claims
DocumentOfficeKindDate
72731896United States of AmericaA
9718134United States of AmericaW

Members62

Family members, oldest first
DocumentOfficeKind
CA2219682A1CanadaA1
CA2490634A1CanadaA1
WO9802081A1World Intellectual Property Organization (WIPO)A1
AU3657897AAustraliaA
CA2268125A1CanadaA1
WO9815219A1World Intellectual Property Organization (WIPO)A1
AU4811397AAustraliaA
CA2275412A1CanadaA1
WO9831270A1World Intellectual Property Organization (WIPO)A1
AU6022898AAustraliaA
US5850668AUnited States of AmericaA
EP0912132A1European Patent Office (EPO)A1
US5918344AUnited States of AmericaA
US5920955AUnited States of AmericaA
EP0930841A1European Patent Office (EPO)A1
WO9937197A1World Intellectual Property Organization (WIPO)A1
AU2450799AAustraliaA
WO9937197A9World Intellectual Property Organization (WIPO)A9
US5966775AUnited States of AmericaA
CN1233163AChinaA
US6009596AUnited States of AmericaA
BR9712219ABrazilA
CN1243422AChinaA
US6049940AUnited States of AmericaA
BR9806904ABrazilA
US6069330AUnited States of AmericaA
EP1006855A1European Patent Office (EPO)A1
AU724121B2AustraliaB2
HK1023709A1Hong Kong, ChinaA1
AU724738B2AustraliaB2
EP1040784A2European Patent Office (EPO)A2
AU725013B2AustraliaB2
EP1040784A3European Patent Office (EPO)A3
JP2000513604AJapanA
JP2000316955AJapanA
EP0912132B1European Patent Office (EPO)B1
DE69704491D1GermanyD1
US6347430B1United States of AmericaB1
EP0930841B1European Patent Office (EPO)B1
AT213601TAustriaT
ATE213601T1This recordAustriaT1
DE69704491T2GermanyT2
DE69710743D1GermanyD1
EP1006855B1European Patent Office (EPO)B1
DE69805419D1GermanyD1
US2002108204A1United States of AmericaA1
RU2189167C2Russian FederationC2
ES2173426T3SpainT3
DE69710743T2GermanyT2
DE69805419T2GermanyT2
US6534003B1United States of AmericaB1
CN1130159CChinaC
CN1165260CChinaC
EP1040784B1European Patent Office (EPO)B1
DE69730875D1GermanyD1
CA2275412CCanadaC
MXPA03005999AMexicoA
DE69730875T2GermanyT2
CA2268125CCanadaC
CA2219682CCanadaC
CA2490634CCanadaC
JP3999815B2JapanB2