Register information Patent

DE file number : 503 00 678.5 (Status: not pending/lapsed, Query started: October 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 DAKZ503 00 678.5
96EP file numberEAKZ03 00 2766.8
97EP publication numberEPN1445239
54Designation/titleTIVerfahren zur Beeinflussung des Schlammvolumenindex mit dem Ziel der Schwimmschlammvermeidung auf Kläranlagen
51IPC main classICM
(ICMV)		 C02F 1/20 (2006.01)
51IPC secondary class(es)ICS
(ICSV)		 C02F 3/12 (2006.01)
22DE application dateDATFeb 7, 2003
96EP application dateEATFeb 7, 2003
43Date of first publicationOTAug 11, 2004
Date of publication of grantPETJun 22, 2005
71/73Applicant/ownerINHWTE Wassertechnik GmbH, 45136 Essen, DE
72InventorINPlass, Rainer Dr., 22301 Hamburg, DE; Brinke-Seiferth, Stephan Dr., 22607 Hamburg, DE; Schröder, Reinhard Dr., 45239 Essen, DE; Wotrubez, Herbert Dipl. Ing., 65552 Limburg, DE
74RepresentativeVTRVON ROHR Patentanwälte Partnerschaft mbB, 45130 Essen, DE
Address for service VON ROHR Patentanwälte Partnerschaft mbB, 45130 Essen, DE
Patent division in charge 45
97EP language of publicationELANGDE - Deutsch
84Designated EP contracting statesEDSAT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HU, IE, IT, LI, LU, MC, NL, PT, SE, SI, SK, TR
Published EP/WO documentsEPWOPNOriginal document: EP000001445239
Searchable text: EP000001445239
Original document: EP000001445239B1
Searchable text: EP000001445239B1
43Date of first publicationEVTAug 11, 2004
Date of the first transfer into DPMAregisterEREGTSep 30, 2012
Date of the (most recent) update in DPMAregisterREGTFeb 9, 2023
(Show all update days)(Hide all update days)
  • Feb 9, 2023; Mar 1, 2022; Sep 22, 2021; Feb 26, 2021; Mar 4, 2020; Aug 13, 2019; Mar 2, 2019; Mar 7, 2018; Aug 18, 2017; Aug 12, 2017; Mar 9, 2017; Jan 6, 2017; Jan 21, 2016; Dec 16, 2015; Mar 11, 2015; Jan 9, 2015; Mar 19, 2014; Mar 8, 2014; Nov 29, 2013; Nov 28, 2013; Nov 15, 2013; Nov 9, 2013; Nov 8, 2013; Mar 12, 2013; Feb 5, 2013; Jan 26, 2013
    • Historical data not available for this/these date(s)
  • Sep 30, 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 Aug 11, 2004   Display details
2 Procedure relating to EP application EPO publication of search report Aug 11, 2004   Display details
3 Publications Publication of a mention regarding EP 1st publication by DPMA Sep 16, 2004 Sep 16, 2004 Display details
4 Procedure relating to EP application EPO publication of mention regarding patent grant (beginning of opposition period) Jun 22, 2005   Display details
5 Publications Publication by DPMA of mention regarding EP patent grant Jul 28, 2005 Jul 28, 2005 Display details
6 Change of classification Change of IPC main class Oct 17, 2005   Display details
7 Procedure relating to EP application No opposition to patent grant filed, or opposition proceedings at EPO completed without decision Mar 22, 2006 Jul 20, 2006 Display details
8 New applicant/owner details New applicant/owner details May 10, 2011 Jul 14, 2011 Display details
9 New representative details New representative details Nov 27, 2013   Display details
10 New representative details New representative details Aug 17, 2017   Display details
11 Administrative procedure IP right lapsed through expiry of term of protection Feb 7, 2023   Display details