Deutsch English Français

Contact

EP1468676

European procedure

Quick help

Maintenance news

Scheduled maintenance

Regular maintenance outages:
between 05.00 and 05.15 hrs CET (Monday to Sunday).

Other outages
Availability
Register Forum

2022.02.11

More...

News flashes

News flashes

New version of the European Patent Register - SPC information for Unitary Patents.

2024-03-06

More...

Extract from the Register of European Patents

EP About this file: EP1468676

EP1468676 - Poly (vinyl alcohol) cryogel [Right-click to bookmark this link]
Status	The application is deemed to be withdrawn Status updated on 24.05.2013 Database last updated on 20.05.2024
Most recent event Tooltip	24.05.2013	Application deemed to be withdrawn	published on 26.06.2013 [2013/26]
Applicant(s)	For all designated states GEORGIA TECH RESEARCH CORPORATION Centennial Research Building, 400 Tenth Street Atlanta, GA 30332-0415 / US
	[2008/47]
Former [2004/43]	For all designated states Georgia Tech Research 400 Tenth Street, Centennial Research Building Atlanta, GA 30332-0415 / US
Inventor(s)	01 / Ku, David, N. 1943 Grist Stone Court; N.E,. Atlanta Georgia 30307 / US
	02 / Braddon, Linda, G. 30 Providence Way Alpharetta Georgia 30201 / US
	03 / Wootton, David, M. 817 St. Paul Street Apartment 811 Baltimore, MD 21202 / US
	[2004/43]
Representative(s)	Viering, Jentschura & Partner mbB Patent- und Rechtsanwälte Hamborner Straße 53 40472 Düsseldorf / DE
	[N/P]
Former [2012/11]	Viering, Jentschura & Partner Kennedydamm 55/Roßstr. 40476 Düsseldorf / DE
Former [2008/28]	Viering, Jentschura & Partner Postfach 22 14 43 80504 München / DE
Former [2004/43]	Viering, Jentschura & Partner Steinsdorfstrasse 6 80538 München / DE
Application number, filing date	04012443.0	05.05.1998
	[2004/43]
Priority number, date	US19970045875P	05.05.1997 Original published format: US 45875 P
	US19970932029	17.09.1997 Original published format: US 932029
	[2004/43]
Filing language	EN
Procedural language	EN
Publication	Type:	A2 Application without search report
	No.:	EP1468676
	Date:	20.10.2004
	Language:	EN
	[2004/43]
	Type:	A3 Search report
	No.:	EP1468676
	Date:	09.04.2008
	[2008/15]
Search report(s)	(Supplementary) European search report - dispatched on:	EP	11.03.2008
Classification	IPC:	A61K9/10	[2004/43]
	CPC:	A61K9/0024 (EP,US); A61K47/32 (EP,US); A61K9/06 (EP,US); A61L27/16 (EP,US); A61L27/38 (EP,US); A61L27/3804 (EP,US); (+) A61L27/52 (EP,US); A61L27/54 (EP,US); C08J3/075 (EP,US); A61F2/30756 (EP,US); A61L2300/236 (EP,US); A61L2300/252 (EP,US); A61L2300/254 (EP,US); A61L2300/256 (EP,US); A61L2300/414 (EP,US); A61L2300/42 (EP,US); A61L2300/426 (EP,US); A61L2300/432 (EP,US); A61L2300/64 (EP,US); C08J2329/04 (EP,US); Y10S623/901 (EP,US) (-)
	C-Set:	A61L27/16, C08L29/04 (EP,US)
Designated contracting states	AT, BE, CH, CY, DE, DK, ES, FI, FR, GB, GR, IE, IT, LI, LU, MC, NL, PT, SE [2004/43]
Title	German:	Poly(vinyl)alcoholkryogel	[2004/43]
	English:	Poly (vinyl alcohol) cryogel	[2004/43]
	French:	Cryogel d'alcool polyvinylique	[2004/43]
Examination procedure	09.10.2008	Examination requested [2008/47]
	16.06.2009	Despatch of a communication from the examining division (Time limit: M06)
	16.12.2009	Reply to a communication from the examining division
	16.05.2012	Despatch of a communication from the examining division (Time limit: M06)
	06.09.2012	Application deemed to be withdrawn, date of legal effect [2013/26]
	14.01.2013	Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time [2013/26]
Parent application(s) Tooltip	EP98918953.5 / EP0991402
Divisional application(s)	The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued (EP19980918953) is 19.09.2002
Fees paid	Renewal fee
	26.05.2004	Renewal fee patent year 03
	26.05.2004	Renewal fee patent year 04
	26.05.2004	Renewal fee patent year 05
	26.05.2004	Renewal fee patent year 06
	26.05.2004	Renewal fee patent year 07
	12.05.2005	Renewal fee patent year 08
	10.05.2006	Renewal fee patent year 09
	14.05.2007	Renewal fee patent year 10
	14.05.2008	Renewal fee patent year 11
	12.05.2009	Renewal fee patent year 12
	31.03.2010	Renewal fee patent year 13
	11.05.2011	Renewal fee patent year 14
	Penalty fee
	Additional fee for renewal fee
	31.05.2012	15 M06 Not yet paid
Opt-out from the exclusive Tooltip competence of the Unified Patent Court	See the Register of the Unified Patent Court for opt-out data
	Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Documents cited:	Search	[X]EP0222407 (NIPPON OIL CO LTD [JP]) [X] 1-17 * column 4, line 1 - line 19 ** column 10 - column 11; example 1 *;
		[X]US4734097 (TANABE TATSUZO [JP], et al) [X] 1-17 * abstract * * column 13, line 22 - line 55 * * column 14 - column 15; example 1 * * column 16; example 3 * * claims 1-11 *;
		[X]US4916170 (NAMBU MASAO [JP], et al) [X] 1-17 * column 8; example 2 *;
		[X] - ARIGA O, TAKAGI H, NISHIZAWA H, "Immobilization of microorganisms with PVA hardened by iterative freezing and thawing", JOURNAL OF FERMENTATION TECHNOLOGY, (1987), vol. 65, no. 6, pages 651 - 658, XP000922812 [X] 1-17 * page 651, column 2, line 27 - page 652, column 2, line 5 * DOI: http://dx.doi.org/10.1016/0385-6380(87)90007-0
		[X] - PEPPAS N A ET AL, "ULTRAPURE POLY(VINYL ALCOHOL) HYDROGELS WITH MUCOADHESIVE DRUG DELIVERY CHARACTERISTICS", EUROPEAN JOURNAL OF PHARMACEUTICS AND BIOPHARMACEUTICS,NL,ELSEVIER SCIENCE PUBLISHERS B.V., AMSTERDAM, (19970101), vol. 43, no. 1, ISSN 0939-6411, pages 51 - 58, XP000678672 [X] 1-17 * page 52, column 1, line 18 - page 53, column 1, line 23 * * page 55, column 2, line 29 - page 57, column 2, line 4 * DOI: http://dx.doi.org/10.1016/S0939-6411(96)00010-0
		[X] - PEPPAS N A ET AL, "REINFORCED UNCROSSLINKED POLY(VINYL ALCOHOL) GELS PRODUCED BY CYCLIC FREEZING-THAWING PROCESSES: A SHORT REVIEW", JOURNAL OF CONTROLLED RELEASE,NL,ELSEVIER SCIENCE PUBLISHERS B.V. AMSTERDAM, (19910801), vol. 16, no. 3, ISSN 0168-3659, pages 305 - 310, XP000223717 [X] 1-17 * the whole document * DOI: http://dx.doi.org/10.1016/0168-3659(91)90007-Z
		[X] - HICKEY A S ET AL, "MESH SIZE AND DIFFUSIVE CHARACTERISTICS OF SEMICRYSTALLINE POLY(VINYL ALCOHOL) MEMBRANES PREPARED BY FREEZING/THAWING TECHNIQUES", JOURNAL OF MEMBRANE SCIENCE,NL,ELSEVIER SCIENTIFIC PUBL.COMPANY. AMSTERDAM, (19951130), vol. 107, no. 3, ISSN 0376-7388, pages 229 - 237, XP000598811 [X] 1-17 * the whole document * DOI: http://dx.doi.org/10.1016/0376-7388(95)00119-0
		[X] - WATASE, M. ET AL, "Rheological and DSC changes in poly ( vinyl alcohol ) gels induced by immersion in water", J. POLYM. SCI., POLYM. PHYS. ED. (1985), 23(9), 1803-11, (1985), XP002140577 [X] 1-17 * the whole document * DOI: http://dx.doi.org/10.1002/pol.1985.180230906
		[X] - STAUFFER S R ET AL, "POLY (VINYL ALCOHOL) HYDROGELS PREPARED BY FREEZING-THAWING CYCLIC PROCESSING", POLYMER, ELSEVIER SCIENCE PUBLISHERS B.V, GB, (1992), vol. 33, no. 18, ISSN 0032-3861, pages 3932 - 3936, XP001093615 [X] 1-17 * the whole document * DOI: http://dx.doi.org/10.1016/0032-3861(92)90385-A
		[X] - PEPPAS N A ET AL, "STRUCTURE OF HYDROGELS BY FREEZING-THAWING CYCLIC PROCESSING", BULLETIN OF THE AMERICAN PHYSICAL SOCIETY, NEW YORK, NY, US, (1991), vol. 36, ISSN 0003-0503, page 582, XP000944425 [X] 1-17 * the whole document *

The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.

Legal notice
Terms of use
24.1.24; 35p