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Extract from the Register of European Patents

EP About this file: EP2281008

EP2281008 - ALKYLATED AND SULFATED HYALURONAN COMPOUNDS, METHODS FOR THEIR PREPARATION AND USE THEREOF [Right-click to bookmark this link]
Former [2011/06]ALKYLATED SEM-SYNTHETIC GLYCOSAMINOGLYCOSAN ETHERS, AND METHODS FOR MAKING AND USING THEREOF
[2016/12]
StatusNo opposition filed within time limit
Status updated on  10.11.2017
Database last updated on 17.09.2024
FormerThe patent has been granted
Status updated on  02.12.2016
FormerGrant of patent is intended
Status updated on  30.11.2016
FormerExamination is in progress
Status updated on  14.11.2016
Most recent event   Tooltip06.03.2020Lapse of the patent in a contracting state
New state(s): TR		published on 08.04.2020  [2020/15]
Applicant(s)For all designated states
University of Utah Research Foundation
615 Arapeen Drive, Suite 310
Salt Lake City, UT 84108 / US
[2017/01]
Former [2011/06]For all designated states
University of Utah Research Foundation
615 Arapeen Drive, Suite 310
Salt Lake City, Utah 84108 / US
Inventor(s)01 / PRESTWICH, Glenn
166 Downwind Drive
P.O. Box 218
Eastbound
WA 98245 / US
02 / ZHANG, Jianxing
1234 E. Alameda Ave.
23
Salt Lake City UT 84108 / US
03 / KENNEDY, Thomas, P.
1619 Bardstown Road
Charlotte NC 28226 / US
04 / RAO, Narayanam
1863 S. 2600 E
Salt Lake City UT 84108 / US
05 / XU, Xiayou
2630 Murray Holladay Road, a
Holladay UT 84117 / US
 [2017/01]
Former [2011/06]01 / PRESTWICH, Glenn
166 Downwind Drive P.O. Box 218 Eastbound
WA 98245 / US
02 / ZHANG, Jianxing
1234 E. Alameda Ave. 23
Salt Lake City UT 84108 / US
03 / KENNEDY, Thomas, P.
1619 Bardstown Road
Charlotte NC 28226 / US
04 / RAO, Narayanam
1863 S. 2600 E
Salt Lake City UT 84108 / US
05 / XU, Xiayou
2630 Murray Holladay Road, a
Holladay UT 84117 / US
Representative(s)Campbell, Neil Boyd
Dehns
St Bride's House
10 Salisbury Square
London
EC4Y 8JD / GB
[2017/01]
Former [2011/06]Campbell, Neil Boyd
Dehns St Bride's House 10 Salisbury Square London
EC4Y 8JD / GB
Application number, filing date09727633.103.04.2009
[2011/06]
WO2009US39498
Priority number, dateUS2008004231004.04.2008         Original published format: US 42310
[2011/06]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report
No.:WO2009124266
Date:08.10.2009
Language:EN
[2009/41]
Type: A2 Application without search report 
No.:EP2281008
Date:09.02.2011
Language:EN
The application published by WIPO in one of the EPO official languages on 08.10.2009 takes the place of the publication of the European patent application.
[2011/06]
Type: B1 Patent specification 
No.:EP2281008
Date:04.01.2017
Language:EN
[2017/01]
Search report(s)International search report - published on:EP17.12.2009
ClassificationIPC:A61K45/06, C08B37/08
[2016/12]
CPC:
A61K31/728 (EP,US); C08B37/00 (KR); A61K45/06 (US);
A61P1/00 (EP); A61P1/02 (EP); A61P1/04 (EP);
A61P11/00 (EP); A61P11/02 (EP); A61P11/06 (EP);
A61P13/00 (EP); A61P13/10 (EP); A61P13/12 (EP);
A61P15/00 (EP); A61P17/00 (EP); A61P17/02 (EP);
A61P17/06 (EP); A61P17/08 (EP); A61P17/10 (EP);
A61P17/12 (EP); A61P17/14 (EP); A61P19/02 (EP);
A61P25/00 (EP); A61P25/02 (EP); A61P25/28 (EP);
A61P27/02 (EP); A61P27/04 (EP); A61P29/00 (EP);
A61P35/00 (EP); A61P37/02 (EP); A61P43/00 (EP);
A61P7/06 (EP); A61P9/00 (EP); C08B37/0072 (EP,US);
C08L5/08 (EP,US); Y02A50/30 (US) (-)
Former IPC [2011/06]C08B37/00, A61K31/728, A61P29/00
Designated contracting statesAT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   SE,   SI,   SK,   TR [2017/01]
Former [2011/06]AT,  BE,  BG,  CH,  CY,  CZ,  DE,  DK,  EE,  ES,  FI,  FR,  GB,  GR,  HR,  HU,  IE,  IS,  IT,  LI,  LT,  LU,  LV,  MC,  MK,  MT,  NL,  NO,  PL,  PT,  RO,  SE,  SI,  SK,  TR 
TitleGerman:ALKYLIERTE UND SULFATIERTE HYALURONSÄURE, VERFAHREN ZU IHRER HERSTELLUNG UND IHRE VERWENDUNG[2016/12]
English:ALKYLATED AND SULFATED HYALURONAN COMPOUNDS, METHODS FOR THEIR PREPARATION AND USE THEREOF[2016/12]
French:ACIDES HYALURONIQUES ALKYLÉS ET SULFATÉS, LEURS PROCÉDÉS DE FABRICATION ET LEURS UTILISATIONS[2016/12]
Former [2011/06]ALKYLIERTE HALBSYNTHETISCHE GLYKOSAMINGLYKOSANETHER UND VERFAHREN ZU IHRER HERSTELLUNG UND VERWENDUNG
Former [2011/06]ALKYLATED SEM-SYNTHETIC GLYCOSAMINOGLYCOSAN ETHERS, AND METHODS FOR MAKING AND USING THEREOF
Former [2011/06]ETHERS DE GLYCOAMINOGLYCOSAN SEMI-SYNTHÉTIQUES ALKYLÉS ET LEURS PROCÉDÉS DE FABRICATION ET D UTILISATION
Entry into regional phase04.11.2010National basic fee paid 
04.11.2010Designation fee(s) paid 
04.11.2010Examination fee paid 
Examination procedure05.01.2010Request for preliminary examination filed
International Preliminary Examining Authority: US
04.11.2010Examination requested  [2011/06]
01.02.2011Amendment by applicant (claims and/or description)
24.06.2015Despatch of a communication from the examining division (Time limit: M04)
27.10.2015Reply to a communication from the examining division
11.03.2016Communication of intention to grant the patent
01.09.2016Despatch of communication that the application is deemed to be withdrawn, reason: fee for grant / fee for printing not paid in time
08.11.2016Disapproval of the communication of intention to grant the patent by the applicant or resumption of examination proceedings by the EPO
08.11.2016Fee for grant paid
08.11.2016Fee for publishing/printing paid
29.11.2016Information about intention to grant a patent
29.11.2016Receipt of the translation of the claim(s)
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 is  24.06.2015
Opposition(s)05.10.2017No opposition filed within time limit [2017/50]
Request for further processing for:The application is deemed to be withdrawn due to failure to fulfill actions required for granting the patent
08.11.2016Request for further processing filed
08.11.2016Full payment received (date of receipt of payment)
Request granted
18.11.2016Decision despatched
Fees paidRenewal fee
21.04.2011Renewal fee patent year 03
26.03.2012Renewal fee patent year 04
26.04.2013Renewal fee patent year 05
28.03.2014Renewal fee patent year 06
20.04.2015Renewal fee patent year 07
28.04.2016Renewal fee patent year 08
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Lapses during opposition  TooltipHU03.04.2009
AT04.01.2017
CY04.01.2017
CZ04.01.2017
DK04.01.2017
EE04.01.2017
ES04.01.2017
FI04.01.2017
HR04.01.2017
IT04.01.2017
LT04.01.2017
LV04.01.2017
MC04.01.2017
MK04.01.2017
NL04.01.2017
PL04.01.2017
RO04.01.2017
SE04.01.2017
SI04.01.2017
SK04.01.2017
TR04.01.2017
LU03.04.2017
MT03.04.2017
BG04.04.2017
NO04.04.2017
GR05.04.2017
BE30.04.2017
CH30.04.2017
LI30.04.2017
IS04.05.2017
PT04.05.2017
[2020/15]
Former [2019/51]HU03.04.2009
AT04.01.2017
CY04.01.2017
CZ04.01.2017
DK04.01.2017
EE04.01.2017
ES04.01.2017
FI04.01.2017
HR04.01.2017
IT04.01.2017
LT04.01.2017
LV04.01.2017
MC04.01.2017
MK04.01.2017
NL04.01.2017
PL04.01.2017
RO04.01.2017
SE04.01.2017
SI04.01.2017
SK04.01.2017
LU03.04.2017
MT03.04.2017
BG04.04.2017
NO04.04.2017
GR05.04.2017
BE30.04.2017
CH30.04.2017
LI30.04.2017
IS04.05.2017
PT04.05.2017
Former [2019/46]HU03.04.2009
AT04.01.2017
CY04.01.2017
CZ04.01.2017
DK04.01.2017
EE04.01.2017
ES04.01.2017
FI04.01.2017
HR04.01.2017
IT04.01.2017
LT04.01.2017
LV04.01.2017
MC04.01.2017
NL04.01.2017
PL04.01.2017
RO04.01.2017
SE04.01.2017
SI04.01.2017
SK04.01.2017
LU03.04.2017
MT03.04.2017
BG04.04.2017
NO04.04.2017
GR05.04.2017
BE30.04.2017
CH30.04.2017
LI30.04.2017
IS04.05.2017
PT04.05.2017
Former [2019/31]HU03.04.2009
AT04.01.2017
CZ04.01.2017
DK04.01.2017
EE04.01.2017
ES04.01.2017
FI04.01.2017
HR04.01.2017
IT04.01.2017
LT04.01.2017
LV04.01.2017
MC04.01.2017
NL04.01.2017
PL04.01.2017
RO04.01.2017
SE04.01.2017
SI04.01.2017
SK04.01.2017
LU03.04.2017
MT03.04.2017
BG04.04.2017
NO04.04.2017
GR05.04.2017
BE30.04.2017
CH30.04.2017
LI30.04.2017
IS04.05.2017
PT04.05.2017
Former [2018/43]AT04.01.2017
CZ04.01.2017
DK04.01.2017
EE04.01.2017
ES04.01.2017
FI04.01.2017
HR04.01.2017
IT04.01.2017
LT04.01.2017
LV04.01.2017
MC04.01.2017
NL04.01.2017
PL04.01.2017
RO04.01.2017
SE04.01.2017
SI04.01.2017
SK04.01.2017
LU03.04.2017
MT03.04.2017
BG04.04.2017
NO04.04.2017
GR05.04.2017
BE30.04.2017
CH30.04.2017
LI30.04.2017
IS04.05.2017
PT04.05.2017
Former [2018/24]AT04.01.2017
CZ04.01.2017
DK04.01.2017
EE04.01.2017
ES04.01.2017
FI04.01.2017
HR04.01.2017
IT04.01.2017
LT04.01.2017
LV04.01.2017
MC04.01.2017
NL04.01.2017
PL04.01.2017
RO04.01.2017
SE04.01.2017
SI04.01.2017
SK04.01.2017
LU03.04.2017
BG04.04.2017
NO04.04.2017
GR05.04.2017
BE30.04.2017
CH30.04.2017
LI30.04.2017
IS04.05.2017
PT04.05.2017
Former [2018/13]AT04.01.2017
CZ04.01.2017
DK04.01.2017
EE04.01.2017
ES04.01.2017
FI04.01.2017
HR04.01.2017
IT04.01.2017
LT04.01.2017
LV04.01.2017
MC04.01.2017
NL04.01.2017
PL04.01.2017
RO04.01.2017
SE04.01.2017
SI04.01.2017
SK04.01.2017
LU03.04.2017
BG04.04.2017
NO04.04.2017
GR05.04.2017
CH30.04.2017
LI30.04.2017
IS04.05.2017
PT04.05.2017
Former [2018/06]AT04.01.2017
CZ04.01.2017
DK04.01.2017
EE04.01.2017
ES04.01.2017
FI04.01.2017
HR04.01.2017
IT04.01.2017
LT04.01.2017
LV04.01.2017
MC04.01.2017
NL04.01.2017
PL04.01.2017
RO04.01.2017
SE04.01.2017
SK04.01.2017
BG04.04.2017
NO04.04.2017
GR05.04.2017
IS04.05.2017
PT04.05.2017
Former [2017/50]AT04.01.2017
CZ04.01.2017
DK04.01.2017
EE04.01.2017
ES04.01.2017
FI04.01.2017
HR04.01.2017
IT04.01.2017
LT04.01.2017
LV04.01.2017
NL04.01.2017
PL04.01.2017
RO04.01.2017
SE04.01.2017
SK04.01.2017
BG04.04.2017
NO04.04.2017
GR05.04.2017
IS04.05.2017
PT04.05.2017
Former [2017/49]AT04.01.2017
CZ04.01.2017
EE04.01.2017
ES04.01.2017
FI04.01.2017
HR04.01.2017
IT04.01.2017
LT04.01.2017
LV04.01.2017
NL04.01.2017
PL04.01.2017
RO04.01.2017
SE04.01.2017
SK04.01.2017
BG04.04.2017
NO04.04.2017
GR05.04.2017
IS04.05.2017
PT04.05.2017
Former [2017/48]AT04.01.2017
CZ04.01.2017
ES04.01.2017
FI04.01.2017
HR04.01.2017
LT04.01.2017
LV04.01.2017
NL04.01.2017
PL04.01.2017
SE04.01.2017
BG04.04.2017
NO04.04.2017
GR05.04.2017
IS04.05.2017
PT04.05.2017
Former [2017/40]AT04.01.2017
ES04.01.2017
FI04.01.2017
HR04.01.2017
LT04.01.2017
LV04.01.2017
NL04.01.2017
PL04.01.2017
SE04.01.2017
BG04.04.2017
NO04.04.2017
GR05.04.2017
IS04.05.2017
PT04.05.2017
Cited inInternational search[X]US2003199687  (YALPANI MANSSUR [US]) [X] 1-4,8-12,19,37-39 * example 2; claim 7 *;
 [Y]FR2864090  (AVENTIS PHARMA SA [FR]) [Y] 1-43 * the whole document *;
 [Y]WO2007006403  (FIDIA ADVANCED POLYMERS S R L [IT], et al) [Y] 1-43 * page 3, line 12 - page 5, line 2 *;
 [X]  - BENESOVÁ K ET AL, "Stability evaluation of n-alkyl hyaluronic acid derivates by DSC and TG measurement", JOURNAL OF THERMAL ANALYSIS AND CALORIMETRY, KLUWER ACADEMIC PUBLISHERS, DO, (20060201), vol. 83, no. 2, ISSN 1572-8943, pages 341 - 348, XP019255848 [X] 1-4,8-12,19,37-39 * the whole document *
 [X]  - R.W. JEANLOZ, "The methyl ester of methylated hyaluronic acid", J. BIOL. CHEM., (1952), vol. 197, pages 141 - 150, XP002550040 [X] 1-4,8-12,19,37-39 * the whole document *
 [Y]  - ABATANGELO G ET AL, "Biocompatibility and enzymatic degradation studies on sulphated hyaluronic acid derivatives", BIOMATERIALS, ELSEVIER SCIENCE PUBLISHERS BV., BARKING, GB, (19970101), vol. 18, no. 21, ISSN 0142-9612, pages 1411 - 1415, XP004092620 [Y] 1-43 * the whole document *

DOI:   http://dx.doi.org/10.1016/S0142-9612(97)00089-6
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.