Register information Patent

DE file number : P 37 73 860.7 (Status: not pending/lapsed, Query started: November 5, 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 37 73 860.7
96EP file numberEAKZ87 20 2424.5
97EP publication numberEPN271161
54Designation/titleTIVerfahren zur Reinigung von Oxalsäurediamid.
51IPC main classICM
(ICMV)		 C07C 231/00 (2000.01)
51IPC secondary class(es)ICS
(ICSV)		 C07C 233/03 (2000.01)
22DE application dateDATDec 7, 1987
96EP application dateEATDec 7, 1987
43Date of first publicationOTJul 21, 1988
Date of publication of grantPETOct 16, 1991
71/73Applicant/ownerINHEnichem Anic S.p.A., Palermo, IT
72InventorINLorenzoni, Loreno, I-07046 Porto Torres, Sassari, IT; Messina, Giuseppe, I-07041 Alghero, Sassari, IT; Bruzzi, Vittorio, I-20161 Milan, IT
74RepresentativeVTRWUESTHOFF & WUESTHOFF Patent- und Rechtsanwälte, 81541 München, DE
Address for service WUESTHOFF & WUESTHOFF Patent- und Rechtsanwälte, 81541 München, DE
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31
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Foreign priorityPRC
PRNA
PRDA
IT
2263886
Dec 11, 1986
Patent division in charge 41
97EP language of publicationELANGEN - Englisch
84Designated EP contracting statesEDSAT, BE, CH, DE, ES, FR, GB, GR, LI, LU, NL, SE
43Date of first publicationEVTJun 15, 1988
Date of the first transfer into DPMAregisterEREGTSep 25, 2012
Date of the (most recent) update in DPMAregisterREGTJan 19, 2013
(Show all update days)(Hide all update days)
  • 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 EP application EPO 1st publication Jun 15, 1988   Display details
2 Publications Publication of a mention regarding EP 1st publication by DPMA Jul 21, 1988 Jul 21, 1988 Display details
3 Procedure relating to EP application EPO publication of search report Apr 12, 1989   Display details
4 Change of classification Change of IPC main class Aug 30, 1991   Display details
5 Procedure relating to EP application EPO publication of mention regarding patent grant (beginning of opposition period) Oct 16, 1991   Display details
6 Publications Publication by DPMA of mention regarding EP patent grant Nov 21, 1991 Nov 21, 1991 Display details
7 Procedure relating to EP application No opposition to patent grant filed, or opposition proceedings at EPO completed without decision Jul 16, 1992 Nov 12, 1992 Display details
8 Change of classification Change of IPC main class Oct 1, 1994   Display details
9 Change of classification Change of IPC main class Oct 9, 1999   Display details
10 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 Oct 3, 2000 Feb 8, 2001 Display details