Nova Patents
AT42015T

Defined-coverage loudspeaker horn.

Abstract

This record has no abstract on file.

Term

No projected expiry on record.

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

18 members in 10 offices

This recordMember, by publication datePriority claim

Priority claims1

Priority claims
DocumentOfficeKindDate
53935183United States of AmericaA

Members18

Family members, oldest first
DocumentOfficeKind
GB8403891D0United KingdomD0
FR2553249A1FranceA1
DE3408778A1GermanyA1
EP0140465A2European Patent Office (EPO)A2
JPS6081999AJapanA
GB2147775AUnited KingdomA
KR850003099ARepublic of KoreaA
EP0140465A3European Patent Office (EPO)A3
US4580655AUnited States of AmericaA
CA1211381ACanadaA
FR2553249B1FranceB1
GB2147775BUnited KingdomB
IN161076BIndiaB
EP0140465B1European Patent Office (EPO)B1
AT42015TThis recordAustriaT
DE3408778C2GermanyC2
KR920003265B1Republic of KoreaB1
JPH0728460B2JapanB2