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Extract from the Register of European Patents

EP About this file: EP3138855

EP3138855 - ACTIVATED SIALIC ACID DERIVATIVES FOR PROTEIN DERIVATISATION AND CONJUGATION [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  20.12.2019
Database last updated on 31.08.2024
FormerGrant of patent is intended
Status updated on  17.03.2019
FormerRequest for examination was made
Status updated on  15.09.2017
FormerThe application has been published
Status updated on  03.02.2017
Most recent event   Tooltip20.12.2019Application deemed to be withdrawnpublished on 22.01.2020  [2020/04]
Applicant(s)For all designated states
Lipoxen Technologies Limited
London BioScience Innovation Centre 2 Royal College Street
London NW1 0NH / GB
[2017/10]
Inventor(s)01 / JAIN, Sanjay
Lipoxen Technologies Limited
London Bioscience Innovation Centre
2 Royal College Street
London, NW1 0NH / GB
02 / PAPAIOANNOU, Ioannis
Lipoxen Technologies Limited
London Bioscience Innovation Centre
2 Royal College Street
London, NW1 0NH / GB
03 / THOBHANI, Smita
Lipoxen Technologies Limited
London Bioscience Innovation Centre
2 Royal College Street
London, NW1 0NH / GB
 [2017/10]
Representative(s)Icosa, et al
83 avenue Denfert-Rochereau
75014 Paris / FR
[N/P]
Former [2017/10]Schlich, George, et al
Schlich
9 St Catherine's Road
Littlehampton, West Sussex BN17 5HS / GB
Application number, filing date16183412.216.02.2006
[2017/10]
Priority number, dateEP2005025101723.02.2005         Original published format: EP 05251017
WO2005GB0316012.08.2005         Original published format: PCT/GB2005/003160
[2017/10]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP3138855
Date:08.03.2017
Language:EN
[2017/10]
Search report(s)(Supplementary) European search report - dispatched on:EP02.02.2017
ClassificationIPC:C08B37/00
[2017/10]
CPC:
C07H15/26 (EP,US); A61K47/61 (US); A61K38/27 (EP,US);
C07H5/06 (EP,US); C07K17/10 (US); C08B37/0006 (EP,US);
C08H1/02 (EP,US); C12N9/96 (EP,US); C12P19/44 (US) (-)
Designated contracting statesAT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   NL,   PL,   PT,   RO,   SE,   SI,   SK,   TR [2017/42]
Former [2017/10]AT,  BE,  BG,  CH,  CY,  CZ,  DE,  DK,  EE,  ES,  FI,  FR,  GB,  GR,  HU,  IE,  IS,  IT,  LI,  LT,  LU,  LV,  MC,  NL,  PL,  PT,  RO,  SE,  SI,  SK,  TR 
TitleGerman:AKTIVIERTE SIALINSÄUREDERIVATE FÜR DIE DERIVATISIERUNG UND KONJUGATION VON PROTEINEN[2017/10]
English:ACTIVATED SIALIC ACID DERIVATIVES FOR PROTEIN DERIVATISATION AND CONJUGATION[2017/10]
French:DÉRIVÉS D'ACIDE SIALIQUE ACTIVÉS POUR UNE DÉRIVATION ET CONJUGAISON[2017/10]
Biological materialThis application mentions deposited biological material, check the file for details
Examination procedure09.08.2016Date on which the examining division has become responsible
08.09.2017Amendment by applicant (claims and/or description)
08.09.2017Examination requested  [2017/42]
18.03.2019Communication of intention to grant the patent
30.07.2019Application deemed to be withdrawn, date of legal effect  [2020/04]
03.09.2019Despatch of communication that the application is deemed to be withdrawn, reason: fee for grant / fee for printing not paid in time  [2020/04]
Parent application(s)   TooltipEP06709777.4  / EP1853634
Fees paidRenewal fee
06.12.2016Renewal fee patent year 03
06.12.2016Renewal fee patent year 04
06.12.2016Renewal fee patent year 05
06.12.2016Renewal fee patent year 06
06.12.2016Renewal fee patent year 07
06.12.2016Renewal fee patent year 08
06.12.2016Renewal fee patent year 09
06.12.2016Renewal fee patent year 10
06.12.2016Renewal fee patent year 11
17.02.2017Renewal fee patent year 12
26.02.2018Renewal fee patent year 13
27.02.2019Renewal fee patent year 14
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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[A]US4225487  (CUATRECASAS PEDRO, et al) [A] 1-12 * column 9, lines 17-23,47-55 *;
 [A]EP0273388  (KANTO ISHI PHARMA CO LTD [JP]) [A] 1-12 * example 16 *;
 [A]EP0371495  (KANTO ISHI PHARMA CO LTD [JP]) [A] 1-12 * example 10 *;
 [A]US5534259  (ZALIPSKY SAMUEL [US], et al) [A] 1-12 * figure 7 * * column 6, line 64 - column 7, line 3 *;
 [A]US6680054  (REECE PHILLIP A [AU], et al) [A] 1-12 * example 12 *;
 [AP]WO2005016973  (LIPOXEN TECHNOLOGIES LTD [GB], et al) [AP] 1-12 * example 3 *;
 [E]WO2006016168  (LIPOXEN TECHNOLOGIES LTD [GB], et al) [E] 1-12* the whole document *;
 [A]  - FAN G-T ET AL, "Stereoselective Synthesis of Neu5Acalpha(2->5)Neu5Gc:The Building Block ofO ligo/Poly(->5-Oglycoly1Neu5Gcalpha2->) Chains in Sea Urchin Egg Cell Surface Glycoprotein", JOURNAL OF ORGANIC CHEMISTRY, AMERICAN CHEMICAL SOCIETY. EASTON, US, (2002), vol. 67, ISSN 0022-3263, pages 7565 - 7568, XP002327875 [A] 1-12 * figure 2 *

DOI:   http://dx.doi.org/10.1021/jo025988p
 [A]  - SOFIA M J, "CARBOHYDRATE-BASED COMBINATORIAL LIBRARIES", MOLECULAR DIVERSITY, ESCOM SCIENCE PUBLISHERS, LEIDEN, NL, (1998), vol. 3, ISSN 1381-1991, pages 75 - 94, XP002914140 [A] 1-12 * pages 85,86; figures 11,12 *

DOI:   http://dx.doi.org/10.1023/A:1009650424835
by applicantUS4356170
 EP0454898
 US5846951
 WO0187922
 WO2005016973
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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.