Register information Patent

DE file number : P 36 81 357.5 (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 36 81 357.5
96EP file numberEAKZ86 30 4852.6
97EP publication numberEPN207713
54Designation/titleTIAlkoxylierte Amine enthaltende korrosionsinhibierende Zusammensetzung.
51IPC main classICM
(ICMV)		 C23F 11/14 (1990.01)
51IPC secondary class(es)ICS
(ICSV)		 E21B 41/02 (1990.01)
22DE application dateDATJun 24, 1986
96EP application dateEATJun 24, 1986
43Date of first publicationOTJan 7, 1987
Date of publication of grantPETSep 11, 1991
71/73Applicant/ownerINHTexaco Development Corp., White Plains, N.Y., US
72InventorINValone Dr., Frederick William, Houston Texas 77074, US
74RepresentativeVTRBOEHMERT & BOEHMERT Anwaltspartnerschaft mbB - Patentanwälte Rechtsanwälte, 28209 Bremen, DE
Address for service BOEHMERT & BOEHMERT Anwaltspartnerschaft mbB - Patentanwälte Rechtsanwälte, 28071 Bremen, DE
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31
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Foreign priorityPRC
PRNA
PRDA
US
751156
Jul 2, 1985
Patent division in charge 45
97EP language of publicationELANGEN - Englisch
84Designated EP contracting statesEDSDE, FR, GB, NL
Published EP/WO documentsEPWOPNOriginal document: EP000000207713
Searchable text: EP000000207713
Original document: EP000000207713
Searchable text: EP000000207713
Original document: EP000000207713B1
Searchable text: EP000000207713B1
43Date of first publicationEVTJan 7, 1987
Date of the first transfer into DPMAregisterEREGTOct 1, 2012
Date of the (most recent) update in DPMAregisterREGTJun 21, 2017
(Show all update days)(Hide all update days)
  • Jun 21, 2017; Feb 8, 2013
    • Historical data not available for this/these date(s)
  • Oct 1, 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 EP application EPO 1st publication Jan 7, 1987   Display details
2 Publications Publication of a mention regarding EP 1st publication by DPMA Feb 12, 1987 Feb 12, 1987 Display details
3 Procedure relating to EP application EPO publication of search report Dec 23, 1987   Display details
4 Procedure relating to EP application EPO publication of mention regarding patent grant (beginning of opposition period) Sep 11, 1991   Display details
5 Publications Publication by DPMA of mention regarding EP patent grant Oct 17, 1991 Oct 17, 1991 Display details
6 Procedure relating to EP application No opposition to patent grant filed, or opposition proceedings at EPO completed without decision Jun 11, 1992 Oct 8, 1992 Display details
7 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 Mar 2, 1993 Jun 9, 1993 Display details