blank Quick help
blank 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...
blank News flashes

News flashes

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

2024-03-06

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register Resource Book
European Patent Register – pocket guide
FAQ - European Patent Register
FAQ - Register Alert
Federated Register (Flyer)
Global Dossier (Flyer)
Register events
Deep link coverage
Federated Register content
The Patent Information Tour
Fair use charter

Extract from the Register of European Patents

EP About this file: EP2791087

EP2791087 - IODINE-BASED CATALYST FOR REDUCTIVE DEHYDROXYLATION OF VICINAL POLYOLS TO OLEFINS [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  24.03.2017
Database last updated on 06.07.2024
Most recent event   Tooltip12.10.2018Lapse of the patent in a contracting state
New state(s): AL		published on 14.11.2018  [2018/46]
Applicant(s)For all designated states
Dow Global Technologies LLC
2040 Dow Center
Midland, MI 48674 / US
[2014/43]
Inventor(s)01 / DESHPANDE, Raj
D-6 Sai Vihar Apts.
Karvenagar Pune 411 052 / IN
02 / DAVIS, Paul
R-301
IRIS
Magarpatta City Hadaspar Pune 411 013 / IN
03 / PANDEY, Vandana
B-4/5
Utkarsh Nagar
Had Pune 411 028 / IN
04 / KORE, Nitin
24/2 Swami Vivekanand Socity-2
Vilajapur Road
Solapur 413 004 / IN
05 / BRIGGS, John R.
1715 Sylvan Lane
Midland, MI 48640 / US
 [2014/43]
Representative(s)Beck Greener LLP
Fulwood House
12 Fulwood Place
London WC1V 6HR / GB
[N/P]
Former [2014/43]Beck Greener
Fulwood House
12 Fulwood Place
London WC1V 6HR / GB
Application number, filing date12799491.105.12.2012
[2016/20]
WO2012US67830
Priority number, dateUS201161570949P15.12.2011         Original published format: US 201161570949 P
[2014/43]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2013090070
Date:20.06.2013
Language:EN
[2013/25]
Type: A1 Application with search report 
No.:EP2791087
Date:22.10.2014
Language:EN
The application published by WIPO in one of the EPO official languages on 20.06.2013 takes the place of the publication of the European patent application.
[2014/43]
Type: B1 Patent specification 
No.:EP2791087
Date:18.05.2016
Language:EN
[2016/20]
Search report(s)International search report - published on:EP20.06.2013
ClassificationIPC:C07C1/22, C07C1/24, C07C1/26, B01J27/08
[2015/31]
CPC:
C07C1/24 (EP,US); C07C1/22 (US); B01J27/08 (US);
C07C1/26 (EP,US); C07C2527/06 (US); C07C2527/08 (EP,US);
C07C2527/138 (EP,US); Y02P20/52 (EP,US) (-)
C-Set:
C07C1/24, C07C11/04 (EP,US);
C07C1/24, C07C11/06 (US,EP)
Former IPC [2014/43]C07C1/22, C07C1/26, C07C11/04, C07C11/06
Designated contracting statesAL,   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,   RS,   SE,   SI,   SK,   SM,   TR [2014/43]
Extension statesBANot yet paid
MENot yet paid
TitleGerman:JODBASIERTER KATALYSATOR ZUR REDUKTIVEN DEHYDROXYLIERUNG VON VICINALEN POLYOLEN ZU OLEFINEN[2014/43]
English:IODINE-BASED CATALYST FOR REDUCTIVE DEHYDROXYLATION OF VICINAL POLYOLS TO OLEFINS[2014/43]
French:CATALYSEUR À BASE D'IODE POUR LA DÉSHYDROXYLATION RÉDUCTRICE DE POLYOLS VICINAUX EN OLÉFINES[2014/43]
Entry into regional phase15.07.2014National basic fee paid 
15.07.2014Designation fee(s) paid 
15.07.2014Examination fee paid 
Examination procedure14.10.2013Request for preliminary examination filed
International Preliminary Examining Authority: EP
15.07.2014Examination requested  [2014/43]
16.07.2015Communication of intention to grant the patent
24.11.2015Communication of intention to grant the patent
21.03.2016Receipt of the translation of the claim(s)
04.04.2016Fee for grant paid
04.04.2016Fee for publishing/printing paid
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  16.07.2015
Opposition(s)21.02.2017No opposition filed within time limit [2017/17]
Fees paidRenewal fee
11.12.2014Renewal fee patent year 03
10.12.2015Renewal fee patent year 04
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.
Lapses during opposition  TooltipHU05.12.2012
AL18.05.2016
AT18.05.2016
BE18.05.2016
BG18.05.2016
CY18.05.2016
CZ18.05.2016
DK18.05.2016
EE18.05.2016
ES18.05.2016
FI18.05.2016
HR18.05.2016
IS18.05.2016
IT18.05.2016
LT18.05.2016
LV18.05.2016
MC18.05.2016
MK18.05.2016
PL18.05.2016
RO18.05.2016
RS18.05.2016
SE18.05.2016
SI18.05.2016
SK18.05.2016
SM18.05.2016
TR18.05.2016
NO18.08.2016
GR19.08.2016
PT19.09.2016
GB05.12.2016
IE05.12.2016
LU05.12.2016
MT05.12.2016
CH31.12.2016
LI31.12.2016
FR02.01.2017
[2018/46]
Former [2018/45]HU05.12.2012
AT18.05.2016
BE18.05.2016
BG18.05.2016
CY18.05.2016
CZ18.05.2016
DK18.05.2016
EE18.05.2016
ES18.05.2016
FI18.05.2016
HR18.05.2016
IS18.05.2016
IT18.05.2016
LT18.05.2016
LV18.05.2016
MC18.05.2016
MK18.05.2016
PL18.05.2016
RO18.05.2016
RS18.05.2016
SE18.05.2016
SI18.05.2016
SK18.05.2016
SM18.05.2016
TR18.05.2016
NO18.08.2016
GR19.08.2016
PT19.09.2016
GB05.12.2016
IE05.12.2016
LU05.12.2016
MT05.12.2016
CH31.12.2016
LI31.12.2016
FR02.01.2017
Former [2018/43]HU05.12.2012
AT18.05.2016
BE18.05.2016
BG18.05.2016
CY18.05.2016
CZ18.05.2016
DK18.05.2016
EE18.05.2016
ES18.05.2016
FI18.05.2016
HR18.05.2016
IS18.05.2016
IT18.05.2016
LT18.05.2016
LV18.05.2016
MC18.05.2016
MK18.05.2016
PL18.05.2016
RO18.05.2016
RS18.05.2016
SE18.05.2016
SI18.05.2016
SK18.05.2016
SM18.05.2016
NO18.08.2016
GR19.08.2016
PT19.09.2016
GB05.12.2016
IE05.12.2016
LU05.12.2016
MT05.12.2016
CH31.12.2016
LI31.12.2016
FR02.01.2017
Former [2018/38]HU05.12.2012
AT18.05.2016
BE18.05.2016
BG18.05.2016
CY18.05.2016
CZ18.05.2016
DK18.05.2016
EE18.05.2016
ES18.05.2016
FI18.05.2016
HR18.05.2016
IS18.05.2016
IT18.05.2016
LT18.05.2016
LV18.05.2016
MC18.05.2016
MK18.05.2016
PL18.05.2016
RO18.05.2016
RS18.05.2016
SE18.05.2016
SI18.05.2016
SK18.05.2016
SM18.05.2016
NO18.08.2016
GR19.08.2016
PT19.09.2016
GB05.12.2016
IE05.12.2016
LU05.12.2016
CH31.12.2016
LI31.12.2016
FR02.01.2017
Former [2018/30]HU05.12.2012
AT18.05.2016
BE18.05.2016
CY18.05.2016
CZ18.05.2016
DK18.05.2016
EE18.05.2016
ES18.05.2016
FI18.05.2016
HR18.05.2016
IS18.05.2016
IT18.05.2016
LT18.05.2016
LV18.05.2016
MC18.05.2016
MK18.05.2016
PL18.05.2016
RO18.05.2016
RS18.05.2016
SE18.05.2016
SI18.05.2016
SK18.05.2016
SM18.05.2016
NO18.08.2016
GR19.08.2016
PT19.09.2016
GB05.12.2016
IE05.12.2016
LU05.12.2016
CH31.12.2016
LI31.12.2016
FR02.01.2017
Former [2017/51]AT18.05.2016
BE18.05.2016
CZ18.05.2016
DK18.05.2016
EE18.05.2016
ES18.05.2016
FI18.05.2016
HR18.05.2016
IT18.05.2016
LT18.05.2016
LV18.05.2016
MC18.05.2016
PL18.05.2016
RO18.05.2016
RS18.05.2016
SE18.05.2016
SI18.05.2016
SK18.05.2016
SM18.05.2016
NO18.08.2016
GR19.08.2016
PT19.09.2016
GB05.12.2016
IE05.12.2016
LU05.12.2016
CH31.12.2016
LI31.12.2016
FR02.01.2017
Former [2017/49]AT18.05.2016
BE18.05.2016
CZ18.05.2016
DK18.05.2016
EE18.05.2016
ES18.05.2016
FI18.05.2016
HR18.05.2016
IT18.05.2016
LT18.05.2016
LV18.05.2016
MC18.05.2016
PL18.05.2016
RO18.05.2016
RS18.05.2016
SE18.05.2016
SI18.05.2016
SK18.05.2016
SM18.05.2016
NO18.08.2016
GR19.08.2016
PT19.09.2016
IE05.12.2016
LU05.12.2016
CH31.12.2016
LI31.12.2016
FR02.01.2017
Former [2017/37]AT18.05.2016
BE18.05.2016
CZ18.05.2016
DK18.05.2016
EE18.05.2016
ES18.05.2016
FI18.05.2016
HR18.05.2016
IT18.05.2016
LT18.05.2016
LV18.05.2016
MC18.05.2016
PL18.05.2016
RO18.05.2016
RS18.05.2016
SE18.05.2016
SI18.05.2016
SK18.05.2016
SM18.05.2016
NO18.08.2016
GR19.08.2016
PT19.09.2016
Former [2017/11]AT18.05.2016
BE18.05.2016
CZ18.05.2016
DK18.05.2016
EE18.05.2016
ES18.05.2016
FI18.05.2016
HR18.05.2016
IT18.05.2016
LT18.05.2016
LV18.05.2016
PL18.05.2016
RO18.05.2016
RS18.05.2016
SE18.05.2016
SK18.05.2016
SM18.05.2016
NO18.08.2016
GR19.08.2016
PT19.09.2016
Former [2017/10]BE18.05.2016
CZ18.05.2016
DK18.05.2016
EE18.05.2016
ES18.05.2016
FI18.05.2016
HR18.05.2016
IT18.05.2016
LT18.05.2016
LV18.05.2016
PL18.05.2016
RO18.05.2016
RS18.05.2016
SE18.05.2016
SK18.05.2016
NO18.08.2016
GR19.08.2016
PT19.09.2016
Former [2017/09]CZ18.05.2016
DK18.05.2016
EE18.05.2016
ES18.05.2016
FI18.05.2016
HR18.05.2016
IT18.05.2016
LT18.05.2016
LV18.05.2016
RO18.05.2016
RS18.05.2016
SE18.05.2016
NO18.08.2016
GR19.08.2016
PT19.09.2016
Former [2017/07]DK18.05.2016
ES18.05.2016
FI18.05.2016
HR18.05.2016
IT18.05.2016
LT18.05.2016
LV18.05.2016
RS18.05.2016
SE18.05.2016
NO18.08.2016
GR19.08.2016
PT19.09.2016
Former [2017/04]ES18.05.2016
FI18.05.2016
HR18.05.2016
IT18.05.2016
LT18.05.2016
LV18.05.2016
RS18.05.2016
SE18.05.2016
NO18.08.2016
GR19.08.2016
PT19.09.2016
Former [2016/52]ES18.05.2016
FI18.05.2016
HR18.05.2016
LT18.05.2016
LV18.05.2016
RS18.05.2016
SE18.05.2016
NO18.08.2016
GR19.08.2016
PT19.09.2016
Former [2016/51]ES18.05.2016
FI18.05.2016
HR18.05.2016
LT18.05.2016
LV18.05.2016
RS18.05.2016
NO18.08.2016
GR19.08.2016
PT19.09.2016
Former [2016/50]ES18.05.2016
FI18.05.2016
HR18.05.2016
LT18.05.2016
LV18.05.2016
RS18.05.2016
NO18.08.2016
Former [2016/49]FI18.05.2016
LT18.05.2016
NO18.08.2016
Former [2016/46]LT18.05.2016
NO18.08.2016
Cited inInternational search[XI]  - KORSHAK V V ET AL, "High-molecular weight compounds. XXVIII. Action of hydriodic acid on ethylene glycol and its polyesters", CAPLUS,, (19500101), Database accession no. 1951-8578, URL: CAPLUS; STN, XP002692048 [X] 1,2,4,5,8 * abstract * [I] 3,6,7,9,10
    [ ] - V. V. KORSHAK, S. A. PAVLOVA, "High-molecular weight compounds. XXVIII. Action of hydriodic acid on ethylene glycol and its polyesters", IZVESTIYA AKADEMII NAUK SSSR, SERIYA KHIMICHESKAYA, Moskow, (1950), ISSN 0002-3353, pages 276 - 277, XP008160102
 [I]  - EMIL ERLENMEYER, "Studien über den Process der Einwirkung von Jodwasserstoff auf Glycerin", JUSTUS LIEBIGS ANNALEN DER CHEMIE, (18660101), vol. 139, no. 2, doi:10.1002/jlac.18661390210, ISSN 0075-4617, pages 211 - 234, XP055054742 [I] 1-10 * page 212, paragraph 4 - page 213, paragraph 4 * * page 223, paragraph 3 - page 226, paragraph 4 *

DOI:   http://dx.doi.org/10.1002/jlac.18661390210
 [A]  - "Dehalogenation of Vicinal Dihalides", Science of Synthesis, Volume 47b, Alkenes, Stuttgart, New York, Georg Thieme Verlag KG, (20091209), pages 829 - 832, XP055057485 [A] 1-10 * the whole document * * page 829, paragraph 5 *
 [IP]  - WEIRAN YANG ET AL, "Selective Reduction of Biomass by Hydriodic Acid and Its In Situ Regeneration from Iodine by Metal/Hydrogen", CHEMSUSCHEM, (20120411), vol. 5, no. 7, doi:10.1002/cssc.201100669, ISSN 1864-5631, pages 1218 - 1222, XP055053926 [IP] 1-10 * Scheme 6; page 1220, column l, paragraph 3 - page 1221, column l, paragraph 3 *

DOI:   http://dx.doi.org/10.1002/cssc.201100669
by applicantUS2007215484
 US2008179194
 WO2008103480
 US2008216391
 US2009299109
 US2010076233
    - E. ARCEO ET AL., "Rhenium-Catalyzed Didehydroxylation of Vicinal Diols to Alkenes Using a Simple Alcohol as a Reducing Agent", JOURNAL OF THE AMERICAN CHEMICAL SOCIETY (JACS) COMMUNICATIONS, (20100729), vol. 132-33, page 11409
    - P. SARMAH ET AL., "Regioselective Transformation of Allylic, Benzylic and Tertiary Alcohols into the Corresponding Iodides with Aluminum Triiodide: Deoxygenation of Vicinal Diols", TETRAHEDRON, (1989), vol. 45, no. 1-1, doi:doi:10.1016/S0040-4020(01)81035-8, pages 3569 - 3574, XP055057445

DOI:   http://dx.doi.org/10.1016/S0040-4020(01)81035-8
    - N. BARUA ET AL., "A New Method for Deoxygenation of Vicinal Diols", TETRAHEDRON LETTERS, (1982), vol. 23, no. 13, doi:doi:10.1016/S0040-4039(00)87106-3, pages 1365 - 1366, XP055057447

DOI:   http://dx.doi.org/10.1016/S0040-4039(00)87106-3
    - J. ZIEGLER ET AL., INORGANIC CHEMISTRY, (2008), vol. 48, pages 9998 - 10000
    - J. HINE ET AL., "The Mechanism of the Transformation of Vicinal Dihalides to Olefins by Reaction with Iodide Ion", JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, (1955), vol. 77, page 365
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.