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Extract from the Register of European Patents

EP About this file: EP1245570

EP1245570 - Process for the production of (-) 3,4 divanillyl tetrahydrofuran [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  04.11.2005
Database last updated on 15.06.2024
Most recent event   Tooltip04.11.2005No opposition filed within time limitpublished on 21.12.2005  [2005/51]
Applicant(s)For all designated states
Council of Scientific and Industrial Research
Rafi Marg
New Delhi 110 001 / IN
[N/P]
Former [2002/40]For all designated states
Council of Scientific and Industrial Research
Rafi Marg
New Delhi 110 001 / IN
Inventor(s)01 / Chattopadhyay, Sunil Kumar
Cen. Inst. of Med. and Aromatic Plants, P.O. CIMAP
Lucknow 226015 Uttar Pradesh / IN
02 / Srivastava, Sachin
Cen. Inst. of Med. and Aromatic Plants, P.O. CIMAP
Lucknow 226015 Uttar Pradesh / IN
03 / Tripathi, Vinayak
Cen. Inst. of Med. and Aromatic Plants, P.O. CIMAP
Lucknow 226015 Uttar Pradesh / IN
 [2002/40]
Representative(s)Towler, Philip Dean
Dehns
St Bride's House
10 Salisbury Square
London EC4Y 8JD / GB
[N/P]
Former [2002/40]Towler, Philip Dean
Frank B. Dehn & Co., European Patent Attorneys, 179 Queen Victoria Street
London EC4V 4EL / GB
Application number, filing date01303077.030.03.2001
[2002/40]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP1245570
Date:02.10.2002
Language:EN
[2002/40]
Type: B1 Patent specification 
No.:EP1245570
Date:29.12.2004
Language:EN
[2004/53]
Search report(s)(Supplementary) European search report - dispatched on:EP11.10.2001
ClassificationIPC:C07D307/08
[2002/40]
CPC:
C07D307/12 (EP)
Designated contracting statesCH,   DE,   GB,   LI,   SE [2003/26]
Former [2002/40]AT,  BE,  CH,  CY,  DE,  DK,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE,  TR 
TitleGerman:Verfahren zur Herstellung von (-) 3,4 Divanillyltetrahydrofuran[2002/40]
English:Process for the production of (-) 3,4 divanillyl tetrahydrofuran[2002/40]
French:Procédé pour la préparation de (-) 3,4 divanillyl tétrahydofurane[2002/40]
Examination procedure02.04.2003Examination requested  [2003/22]
03.04.2003Loss of particular rights, legal effect: designated state(s)
12.06.2003Despatch of a communication from the examining division (Time limit: M06)
30.07.2003Despatch of communication of loss of particular rights: designated state(s) AT, BE, CY, DK, ES, FI, FR, GR, IE, IT, LU, MC, NL, PT, TR
27.01.2004Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time
06.04.2004Reply to a communication from the examining division
21.06.2004Communication of intention to grant the patent
26.10.2004Fee for grant paid
26.10.2004Fee for publishing/printing paid
Opposition(s)30.09.2005No opposition filed within time limit [2005/51]
Request for further processing for:06.04.2004Request for further processing filed
06.04.2004Full payment received (date of receipt of payment)
Request granted
26.04.2004Decision despatched
Fees paidRenewal fee
28.03.2003Renewal fee patent year 03
29.03.2004Renewal fee patent year 04
Penalty fee
Penalty fee Rule 85a EPC 1973
15.05.2003AT   M01   Not yet paid
15.05.2003BE   M01   Not yet paid
15.05.2003CY   M01   Not yet paid
15.05.2003DK   M01   Not yet paid
15.05.2003ES   M01   Not yet paid
15.05.2003FI   M01   Not yet paid
15.05.2003FR   M01   Not yet paid
15.05.2003GR   M01   Not yet paid
15.05.2003IE   M01   Not yet paid
15.05.2003IT   M01   Not yet paid
15.05.2003LU   M01   Not yet paid
15.05.2003MC   M01   Not yet paid
15.05.2003NL   M01   Not yet paid
15.05.2003PT   M01   Not yet paid
15.05.2003TR   M01   Not yet paid
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Documents cited:Search[A]  - SCHOETTNER M ET AL, "LIGNANS FROM THE ROOTS OF URTICA DIOICA AND THEIR METABOLITES BIND TO HUMAN SEX HORMONE BINDING GLOBULIN (SHBG)", PLANTA MEDICA, THIEME, STUTTGART, DE, (1997), vol. 63, ISSN 0032-0943, pages 529 - 532, XP001012826 [A] 1-22 * page 531 *
 [AD]  - MUJUMDAR R B ET AL, "TAXIRESINOL, A NEW LIGNAN IN THE HEARTWOOD OF TAXUS BACCATA", INDIAN JOURNAL OF CHEMISTRY, JODHPUR, IN, (197207), vol. 10, pages 677 - 680, XP001012828 [AD] 1-22 * page 677 *
 [A]  - BARRY C N ET AL, "TRIPHENYLPHOSPHINE-TETRACHLOROMETHANE PROMOTED CHLORINATION AND CYCLODEHYDRATION OF SIMPLE DIOLS", JOURNAL OF ORGANIC CHEMISTRY, AMERICAN CHEMICAL SOCIETY. EASTON, US, (19810731), vol. 46, no. 16, ISSN 0022-3263, pages 3361 - 3364, XP000673385 [A] 1-22 * figure I *

DOI:   http://dx.doi.org/10.1021/jo00329a052
 [A]  - SHU-FANG ET AL., "Lycorine Alkaloids from Hymenocallis Littoralis", PHYTOCHEMISTRY, (1995), vol. 40, no. 4, pages 1295 - 1298, XP002177724 [A] 1-22 * paragraph [EXPERIMENTAL] *

DOI:   http://dx.doi.org/10.1016/0031-9422(95)00372-E
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.