Nova Patents
ATE537557T1

Trench-gate semiconductor devices and their manufacture

Abstract

This record has no abstract on file.

Term

Term ended

Projected expiry passed 25 April 2022, 4.4 years ago.

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

11 members in 7 offices

This recordMember, by publication datePriority claim

Priority claims3

Priority claims
DocumentOfficeKindDate
0110459United KingdomA
0129887United KingdomA
0201375International Bureau of the World Intellectual Property Organization (WIPO)W

Members11

Family members, oldest first
DocumentOfficeKind
GB0129887D0United KingdomD0
US2002160573A1United States of AmericaA1
WO02089195A2World Intellectual Property Organization (WIPO)A2
US6534367B2United States of AmericaB2
WO02089195A3World Intellectual Property Organization (WIPO)A3
KR20040002411ARepublic of KoreaA
EP1393362A2European Patent Office (EPO)A2
JP2004522305AJapanA
EP1393362B1European Patent Office (EPO)B1
AT537557TAustriaT
ATE537557T1This recordAustriaT1