Register information Patent

DE file number : P 34 72 817.1 (Status: not pending/lapsed, Query started: September 19, 2024)

Please note: This English version is a non-binding translation of the German register excerpt. Only the German version of the register excerpt is legally binding.

Master data
INIDCriterionFieldContent
Type of IP rightSARTPatent
StatusSTNot pending/lapsed
21DE file number DAKZP 34 72 817.1
96EP file numberEAKZ84 90 0780.2
86WO file numberWAKZPCT/US84/00039
97EP publication numberEPN131622
87WO publication numberWPN1984002948
54Designation/titleTIROHRVERBINDUNG MIT VERBESSERTER METALL-GEGEN-METALL-DICHTUNG.
51IPC main classICM
(ICMV)		 E21B 17/042 (2000.01)
51IPC secondary class(es)ICS
(ICSV)		 F16L 15/00 (2000.01)
22DE application dateDATJan 13, 1984
96EP application dateEATJan 13, 1984
86WO application dateWATJan 13, 1984
43Date of first publicationOTAug 2, 1984
Date of publication of grantPETJul 20, 1988
71/73Applicant/ownerINHHydril Co., Los Angeles, Calif., US
72InventorINBLOSE L., Thomas, Houston, TX 77073, US; REEVES E., Doyle, Houston, TX 77066, US; ORTLOFF J., Donald, Houston, TX 77080, US
Address for service Ladas & Parry, 80336 München, DE
33
31
32
Foreign priorityPRC
PRNA
PRDA
US
458732
Jan 17, 1983
Patent division in charge 24
97EP language of publicationELANGEN - Englisch
84Designated EP contracting statesEDSDE, FR, GB, LU
Published EP/WO documentsEPWOPNOriginal document: EP000000131622
Searchable text: EP000000131622
Original document: EP000000131622B1
Searchable text: EP000000131622B1
Original document: WO001984002948
Searchable text: WO001984002948
43Date of first publicationEVTAug 2, 1984
Date of the first transfer into DPMAregisterEREGTSep 25, 2012
Date of the (most recent) update in DPMAregisterREGTOct 25, 2018
(Show all update days)(Hide all update days)
  • Oct 25, 2018; Jan 19, 2013
    • Historical data not available for this/these date(s)
  • Sep 25, 2012
    • Date of the first transfer into DPMAregister
Procedural data
No. Kind of procedure Legal status Date of legal/procedural status Date of legal/procedural status sorted ascending Date of first publication Display all details
1 Procedure relating to PCT application WO first publication without search report Aug 2, 1984   Display details
2 Procedure relating to EP application EPO 1st publication Jan 23, 1985   Display details
3 Procedure relating to EP application EPO publication of search report Jan 23, 1985   Display details
4 Publications Publication of a mention regarding EP 1st publication by DPMA Mar 7, 1985 Mar 7, 1985 Display details
5 Procedure relating to EP application EPO publication of mention regarding patent grant (beginning of opposition period) Jul 20, 1988   Display details
6 Publications Publication by DPMA of mention regarding EP patent grant Aug 25, 1988 Aug 25, 1988 Display details
7 Procedure relating to EP application No opposition to patent grant filed, or opposition proceedings at EPO completed without decision Apr 20, 1989 Aug 10, 1989 Display details
8 Change of classification Change of IPC main class Oct 12, 1989   Display details
9 Change of classification Change of IPC main class Oct 1, 1994   Display details
10 Change of classification Change of IPC main class Oct 9, 1999   Display details
11 Administrative procedure Application is deemed to be withdrawn due to non-payment of annual fee/ IP right has lapsed due to non-payment of annual fee Nov 1, 2000 Feb 8, 2001 Display details