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Extract from the Register of European Patents

EP About this file: EP1247811

EP1247811 - Process for the production of linear organohydrogensiloxanes [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  23.06.2006
Database last updated on 14.06.2024
Most recent event   Tooltip31.07.2009Change - representativepublished on 02.09.2009  [2009/36]
Applicant(s)For all designated states
GENERAL ELECTRIC COMPANY
1 River Road
Schenectady, NY 12345 / US
[N/P]
Former [2002/41]For all designated states
GENERAL ELECTRIC COMPANY
1 River Road
Schenectady, NY 12345 / US
Inventor(s)01 / Tolentino, Luisito A.
4 Cherry Hills Court
Clifton Park, New York 12065 / US
02 / Khanshab, Akber Ali
4116 Stonefield Way
Schenectady, New York 12188 / US
 [2002/41]
Representative(s)Szary, Anne Catherine, et al
GPO Europe
GE International Inc. The Ark
201 Talgarth Road
Hammersmith
London W6 8BJ / GB
[N/P]
Former [2009/36]Szary, Anne Catherine, et al
London Patent Operation GE International Inc. 15 John Adam Street London
WC2N 6LU / GB
Former [2002/41]Szary, Anne Catherine, Dr., et al
GE London Patent Operation, Essex House, 12-13 Essex Street
London WC2R 3AA / GB
Application number, filing date02252129.825.03.2002
[2002/41]
Priority number, dateUS2001082579504.04.2001         Original published format: US 825795
[2002/41]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP1247811
Date:09.10.2002
Language:EN
[2002/41]
Type: B1 Patent specification 
No.:EP1247811
Date:17.08.2005
Language:EN
[2005/33]
Search report(s)(Supplementary) European search report - dispatched on:EP13.06.2002
ClassificationIPC:C07F7/08, C07F7/18
[2002/41]
CPC:
C07F7/0874 (EP,US)
Designated contracting statesDE,   FR,   GB,   NL [2003/27]
Former [2002/41]AT,  BE,  CH,  CY,  DE,  DK,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE,  TR 
TitleGerman:Verfahren zur Herstellung linearer Organohydrosiloxanen[2002/41]
English:Process for the production of linear organohydrogensiloxanes[2002/41]
French:Procédé de préparation des organohydrosiloxanes linéaires[2002/41]
Examination procedure09.04.2003Examination requested  [2003/23]
21.05.2003Despatch of a communication from the examining division (Time limit: M06)
21.11.2003Reply to a communication from the examining division
11.02.2005Communication of intention to grant the patent
21.06.2005Fee for grant paid
21.06.2005Fee for publishing/printing paid
Opposition(s)18.05.2006No opposition filed within time limit [2006/30]
Fees paidRenewal fee
31.03.2004Renewal fee patent year 03
31.03.2005Renewal fee patent year 04
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Documents cited:Search[Y]GB922377  (FARBENFABRKIEN BAYER AG) [Y] 1-10 * examples *;
 [Y]EP0694554  (DOW CORNING [US]) [Y] 1-10 * claim 1 *;
 [Y]US5554708  (BIGGS TIMOTHY N [US], et al) [Y] 1-10 * claim 1 *;
 [Y]EP0738732  (HERCULES INC [US]) [Y] 1-10 * abstract; page 3, line 21 *;
 [Y]US5670596  (RAZZANO JOHN S [US], et al) [Y] 1-10 * column 3, line 39 - column 5, line 54; examples 13-24 *;
 [Y]DE19731682  (GEN ELECTRIC [US]) [Y] 1-10 * page 5, line 36 - line 58 *;
 [Y]EP0838547  (GEN ELECTRIC [US]) [Y] 1-10* page 5, line 52 *
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.