DE69831756D1

Dual non-contacting mechanical face seal having concentric seal faces

Abstract

This record has no abstract on file.

Term

Term ended

Expired 17 December 2018, 7.8 years ago.

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

36 members in 6 offices

This recordMember, by publication datePriority claim

Priority claims40

Priority claims
DocumentOfficeKindDate
99261197United States of AmericaA
99261197United States of AmericaA
99261397United States of AmericaA
99261397United States of AmericaA
99275197United States of AmericaA
99275197United States of AmericaA
99275397United States of AmericaA
99275397United States of AmericaA
595798United States of AmericaA
595798United States of AmericaA
1308998United States of AmericaA
1308998United States of AmericaA
1363598United States of AmericaA
1363598United States of AmericaA
1369898United States of AmericaA
1369898United States of AmericaA
3353898United States of AmericaA
3353898United States of AmericaA
9827043United States of AmericaW
9827043United States of AmericaW
13089–––
13635–––
13698–––
33538–––
5957–––
992611–––
992613–––
992751–––
992753–––
PCTUS9827043–––
US19970992611–––
US19970992613–––
US19970992751–––
US19970992753–––
US19980005957–––
US19980013089–––
US19980013635–––
US19980013698–––
US19980033538–––
WO1998US27043–––

Members36

Family members, oldest first
DocumentOfficeKind
WO9931412A1World Intellectual Property Organization (WIPO)A1
WO9931413A1World Intellectual Property Organization (WIPO)A1
WO9931414A1World Intellectual Property Organization (WIPO)A1
AU1924299AAustraliaA
AU1925999AAustraliaA
AU1931299AAustraliaA
US6059293AUnited States of AmericaA
US6068263AUnited States of AmericaA
US6068264AUnited States of AmericaA
US6076830AUnited States of AmericaA
US6116609AUnited States of AmericaA
US6120034AUnited States of AmericaA
EP1038130A1European Patent Office (EPO)A1
EP1038131A1European Patent Office (EPO)A1
EP1042626A1European Patent Office (EPO)A1
US6131912AUnited States of AmericaA
US6155572AUnited States of AmericaA
US2001010416A1United States of AmericaA1
JP2002508489AJapanA
JP2002508490AJapanA
US6386547B2United States of AmericaB2
US2002096835A1United States of AmericaA1
US6557856B1United States of AmericaB1
JP2003524735AJapanA
EP1038130B1European Patent Office (EPO)B1
DE69818097D1GermanyD1
EP1038131B1European Patent Office (EPO)B1
DE69822875D1GermanyD1
DE69818097T2GermanyT2
DE69822875T2GermanyT2
EP1042626B1European Patent Office (EPO)B1
DE69831756D1This recordGermanyD1
JP4128330B2JapanB2
JP4216469B2JapanB2
DE69831756T2GermanyT2
JP4740453B2JapanB2