Nova Patents
AT442744T

A hearing aid with an adaptive filter for suppression of acoustic feedback

Abstract

This record has no abstract on file.

Term

No projected expiry on record.

  1. Priority
  2. Filed
  3. Granted
  4. Today

21 members in 9 offices

This recordMember, by publication datePriority claim

Priority claims1

Priority claims
DocumentOfficeKindDate
00610097European Patent Office (EPO)A

Members21

Family members, oldest first
DocumentOfficeKind
EP1191813A1European Patent Office (EPO)A1
EP1191814A1European Patent Office (EPO)A1
CA2417803A1CanadaA1
WO0225996A1World Intellectual Property Organization (WIPO)A1
AU8959201AAustraliaA
US2002057814A1United States of AmericaA1
JP2004509543AJapanA
US6738486B2United States of AmericaB2
US2004136557A1United States of AmericaA1
AU2001289592B2AustraliaB2
US6898293B2United States of AmericaB2
JP3899023B2JapanB2
EP2066139A2European Patent Office (EPO)A2
EP1191814B1European Patent Office (EPO)B1
AT442744TThis recordAustriaT
DE60042928D1GermanyD1
DK1191814T3DenmarkT3
EP2066139A3European Patent Office (EPO)A3
CA2417803CCanadaC
EP1191814B2European Patent Office (EPO)B2
DK1191814T4DenmarkT4