Register information Patent

DE file number : 60 2004 054 352.7 (Status: not pending/lapsed, Query started: October 26, 2025)

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
INID	Criterion	Field	Content
	Type of IP right	SART	Patent
	Status	ST	Not pending/lapsed
21	DE file number	DAKZ	60 2004 054 352.7
96	EP file number	EAKZ	10 17 9239.8
97	EP publication number	EPN	2279725
54	Designation/title	TI	Hydrogelzusammensetzungen zum Weissen der Zähne
51	IPC main class	ICM (ICMV)	A61K 8/22 (2006.01)
51	IPC secondary class(es)	ICS (ICSV)	A61K 8/73 (2006.01), A61K 8/81 (2006.01), A61K 8/86 (2006.01), A61Q 11/00 (2006.01)
22	DE application date	DAT	Feb 4, 2004
96	EP application date	EAT	Feb 4, 2004
43	Date of first publication	OT	Feb 2, 2011
	Date of publication of grant	PET	Nov 6, 2019
71/73	Applicant/owner	INH	A. V. Topchiev Institute of Petrochemical Synthesis, Moscow, RU; Corium, LLC, Boston, MA, US
72	Inventor	IN	SINGH, Parminder, San Francisco, CA 94116, US; CLEARY, Gary W., Los Altos Hills, CA 94022, US; MUDUMBA, Sri, Union City, CA 94587, US; Feldstein, Mikhail M., Moscow 119415, RU; Bairamov, Danir F., Moscow 117292, RU
74	Representative	VTR	D Young & Co LLP, 80331 München, DE
	Address for service		D Young & Co LLP, London EC1N 2DY, GB
33 31 32	Foreign priority	PRC PRNA PRDA	US 359548 Feb 5, 2003
	Patent division in charge		44
97	EP language of publication	ELANG	EN - Englisch
84	Designated EP contracting states	EDS	AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HU, IE, IT, LI, LU, MC, NL, PT, RO, SE, SI, SK, TR
	Published EP/WO documents	EPWOPN	Original document: EP000002279725 Searchable text: EP000002279725 Original document: EP000002279725B1 Searchable text: EP000002279725B1
43	Date of first publication	EVT	Feb 2, 2011
	Date of the first transfer into DPMAregister	EREGT	May 26, 2011
	Date of the (most recent) update in DPMAregister	REGT	Feb 6, 2024 (Show all update days)(Hide all update days) Feb 6, 2024; Sep 7, 2023; Jul 29, 2023; Apr 20, 2023; Mar 11, 2023; Mar 2, 2023; Mar 9, 2022; Mar 5, 2021; Oct 28, 2020; Sep 23, 2020; Sep 7, 2020; Mar 12, 2020; Nov 15, 2019; Nov 13, 2019; Oct 17, 2019; Aug 13, 2019; Apr 18, 2019; Feb 15, 2013; Jul 21, 2011 Historical data not available for this/these date(s) May 26, 2011 Date of the first transfer into DPMAregister

Procedural data
No.	Kind of procedure	Legal status	Date of legal/procedural status	Publication date	Alle Details anzeigen
1	Change of classification	Change of IPC main class	Jan 4, 2011		Details anzeigen
2	Change of classification	Change of IPC main class	Jan 4, 2011		Details anzeigen
3	Procedure relating to EP application	EPO 1st publication	Feb 2, 2011		Details anzeigen
4	Publications	Publication of a mention regarding EP 1st publication by DPMA	Mar 17, 2011	Mar 17, 2011	Details anzeigen
5	Procedure relating to EP application	EPO publication of mention regarding patent grant (beginning of opposition period)	Nov 6, 2019		Details anzeigen
6	Publications	Publication by DPMA of mention regarding EP patent grant	Nov 21, 2019	Nov 21, 2019	Details anzeigen
7	Procedure relating to EP application	No opposition to patent grant filed, or opposition proceedings at EPO completed without decision	Aug 7, 2020	Oct 29, 2020	Details anzeigen
8	New applicant/owner details	New applicant/owner details	Mar 10, 2023	Apr 20, 2023	Details anzeigen
9	New applicant/owner details	New applicant/owner details	Jul 28, 2023	Sep 7, 2023	Details anzeigen
10	Administrative procedure	IP right lapsed through expiry of term of protection	Feb 4, 2024		Details anzeigen

View procedures Change of classification (No.: 1)
INID	Criterion	Field	Content Close details
	Type of procedure	VART	Change of classification
	Legal/procedural status	VST	Change of IPC main class
	Date of legal/procedural status	VSTT	Jan 4, 2011
51	IPC main class	ICM (ICMV)	A61K 8/22 (2006.01)
51	Previous IPC main class	ICMF (ICMVF)	A61K 8/22 (2011.01)

View procedures Change of classification (No.: 2)
INID	Criterion	Field	Content Close details
	Type of procedure	VART	Change of classification
	Legal/procedural status	VST	Change of IPC main class
	Date of legal/procedural status	VSTT	Jan 4, 2011
51	IPC main class	ICM (ICMV)	A61K 8/22 (2006.01)
51	Previous IPC main class	ICMF (ICMVF)	A61K 8/22 (2006.01)

View procedures Procedure relating to EP application (No.: 3)
Criterion	Field	Content Close details
Type of procedure	VART	Procedure relating to EP application
Legal/procedural status	VST	EPO 1st publication
Date of legal/procedural status	VSTT	Feb 2, 2011

View procedures Publications (No.: 4)
Criterion	Field	Content Close details
Type of procedure	VART	Publications
Legal/procedural status	VST	Publication of a mention regarding EP 1st publication by DPMA
Date of legal/procedural status	VSTT	Mar 17, 2011
Issue number	HN	11
Year	PJ	2011
Publication date	VT	Mar 17, 2011
Type of publication	PART	Bibliographic data

View procedures Procedure relating to EP application (No.: 5)
Criterion	Field	Content Close details
Type of procedure	VART	Procedure relating to EP application
Legal/procedural status	VST	EPO publication of mention regarding patent grant (beginning of opposition period)
Date of legal/procedural status	VSTT	Nov 6, 2019

View procedures Publications (No.: 6)
Criterion	Field	Content Close details
Type of procedure	VART	Publications
Legal/procedural status	VST	Publication by DPMA of mention regarding EP patent grant
Date of legal/procedural status	VSTT	Nov 21, 2019
Issue number	HN	47
Year	PJ	2019
Publication date	VT	Nov 21, 2019
Type of publication	PART	Bibliographic data
Part	HT	Part 5

View procedures Procedure relating to EP application (No.: 7)
Criterion	Field	Content Close details
Type of procedure	VART	Procedure relating to EP application
Legal/procedural status	VST	No opposition to patent grant filed, or opposition proceedings at EPO completed without decision
Date of legal/procedural status	VSTT	Aug 7, 2020
Issue number	HN	44
Year	PJ	2020
Publication date	VT	Oct 29, 2020
Type of publication	PART	Bibliographic data
Part	HT	Part 3
Date of update of the procedure	REGT	Oct 28, 2020

View procedures New applicant/owner details (No.: 8)
INID	Criterion	Field	Content Close details
	Type of procedure	VART	New applicant/owner details
	Legal/procedural status	VST	New applicant/owner details
	Date of legal/procedural status	VSTT	Mar 10, 2023
	Issue number	HN	16
	Year	PJ	2023
	Publication date	VT	Apr 20, 2023
	Type of publication	PART	Bibliographic data
	Part	HT	Part 3
71/73	Applicant/owner	INH	A. V. Topchiev Institute of Petrochemical Synthesis, Moscow, RU; Corium, LLC, Menlo Park, CA, US
71/73	Previous applicant/owner	INHF	A. V. Topchiev Institute of Petrochemical Synthesis, Moscow, RU, Corium, Inc., Menlo Park, CA, US
	Date of update of the procedure	REGT	Apr 20, 2023

View procedures New applicant/owner details (No.: 9)
INID	Criterion	Field	Content Close details
	Type of procedure	VART	New applicant/owner details
	Legal/procedural status	VST	New applicant/owner details
	Date of legal/procedural status	VSTT	Jul 28, 2023
	Issue number	HN	36
	Year	PJ	2023
	Publication date	VT	Sep 7, 2023
	Type of publication	PART	Bibliographic data
	Part	HT	Part 3
71/73	Applicant/owner	INH	A. V. Topchiev Institute of Petrochemical Synthesis, Moscow, RU; Corium, LLC, Boston, MA, US
71/73	Previous applicant/owner	INHF	A. V. Topchiev Institute of Petrochemical Synthesis, Moscow, RU, Corium, LLC, Menlo Park, CA, US
	Date of update of the procedure	REGT	Sep 7, 2023

View procedures Administrative procedure (No.: 10)
Criterion	Field	Content Close details
Type of procedure	VART	Administrative procedure
Legal/procedural status	VST	IP right lapsed through expiry of term of protection
Date of legal/procedural status	VSTT	Feb 4, 2024
Date of update of the procedure	REGT	Feb 6, 2024