Nova Patents
ATE458183T1

Fluid dispensers

Abstract

A fluid dispense system having a computer control system that operatively controls a stepper motor driving a nutating pump. The stepper motor actuates the nutating pump piston through partial revolutions. The computer control system determines the number of stepper motor steps required to pump a desired amount of fluid by the nutating pump by rotating the piston through segments which are less than a full revolution.

Term

Term ended

Projected expiry passed 19 September 2021, 5 years ago.

  1. Priority
  2. Filed
  3. Published
  4. Projected expiry
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24 members in 9 offices

This recordMember, by publication datePriority claim

Priority claims2

Priority claims
DocumentOfficeKindDate
66569500United States of AmericaA
0129355United States of AmericaW

Members24

Family members, oldest first
DocumentOfficeKind
CA2423349A1CanadaA1
WO0225225A1World Intellectual Property Organization (WIPO)A1
AU9113001AAustraliaA
US2002057970A1United States of AmericaA1
US6398513B1United States of AmericaB1
US2002197164A1United States of AmericaA1
US6540486B2United States of AmericaB2
EP1320726A1European Patent Office (EPO)A1
BR0113638ABrazilA
CA2435869A1CanadaA1
EP1387151A2European Patent Office (EPO)A2
US6749402B2United States of AmericaB2
BR0302492ABrazilA
CA2423349CCanadaC
EP1387151A3European Patent Office (EPO)A3
CA2435869CCanadaC
EP1320726B1European Patent Office (EPO)B1
AT458183TAustriaT
ATE458183T1This recordAustriaT1
DE60141338D1GermanyD1
ES2342876T3SpainT3
BR0113638B1BrazilB1
BRPI0113638B1BrazilB1
EP1387151B1European Patent Office (EPO)B1