Register information Patent

DE file number : P 35 63 527.4 (Status: not pending/lapsed, Query started: June 23, 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 35 63 527.4
96EP file numberEAKZ85 10 6557.3
97EP publication numberEPN177671
54Designation/titleTIVerfahren zur Herstellung von Natriumpolysulfiden aus den Elementen Natrium und Schwefel.
51IPC main classICM
(ICMV)		 C01B 17/30 (2000.01)
22DE application dateDATMay 29, 1985
96EP application dateEATMay 29, 1985
43Date of first publicationOTMay 22, 1986
Date of publication of grantPETJun 29, 1988
71/73Applicant/ownerINHDegussa AG, 40474 Düsseldorf, DE
72InventorINBittner Dr., Friedrich, W-6232 Bad Soden, DE; Hinrichs Dr., Walter, W-5040 Brühl, DE; Hovestadt Dr., Herbert, W-5042 Erftstadt, DE; Lange Dr., Ludwig, W-5040 Brühl, DE; Splett, Erich, W-5030 Hürth-Berrenrath, DE
Address for service Evonik Degussa GmbH Intellectual Property Management Patente und Marken Standort Wolfgang, 63403 Hanau, DE
66
66
Domestic priorityPRN
PRD
3436698
Oct 6, 1984
Patent division in charge 41
97EP language of publicationELANGDE - Deutsch
84Designated EP contracting statesEDSAT, BE, CH, DE, FR, GB, IT, LI, LU, NL, SE
43Date of first publicationEVTApr 16, 1986
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)Sep 25, 2012; Jan 19, 2013
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 Apr 16, 1986   Display details
2 Publications Publication of a mention regarding EP 1st publication by DPMA May 22, 1986 May 22, 1986 Display details
3 Procedure relating to EP application EPO publication of search report Jan 7, 1987   Display details
4 Procedure relating to EP application EPO publication of mention regarding patent grant (beginning of opposition period) Jun 29, 1988   Display details
5 Publications Publication by DPMA of mention regarding EP patent grant Aug 4, 1988 Aug 4, 1988 Display details
6 Procedure relating to EP application No opposition to patent grant filed, or opposition proceedings at EPO completed without decision Mar 29, 1989 Jul 20, 1989 Display details
7 Change of classification Change of IPC main class Oct 11, 1989   Display details
8 Change of classification Change of IPC main class Oct 1, 1994   Display details
9 New applicant/owner details New applicant/owner details Aug 30, 1999 Nov 4, 1999 Display details
10 Change of classification Change of IPC main class Oct 9, 1999   Display details
11 New applicant/owner details New applicant/owner details May 16, 2001 Jul 19, 2001 Display details
12 Administrative procedure IP right lapsed through expiry of term of protection May 29, 2005   Display details