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Extract from the Register of European Patents

EP About this file: EP1182229

EP1182229 - Processes for the production of functional polyamic acid microfine particles [Right-click to bookmark this link]
Former [2002/09]Functional polyamic acid microfine particles, functional polymide microfine particles, and processes for their production
[2007/42]
StatusNo opposition filed within time limit
Status updated on  20.02.2009
Database last updated on 18.10.2024
Most recent event   Tooltip20.02.2009No opposition filed within time limitpublished on 25.03.2009  [2009/13]
Applicant(s)For all designated states
OSAKA PREFECTURAL GOVERNMENT
1-22, Otemae 2-chome Chuo-ku Osaka-shi
Osaka-Fu / JP
For all designated states
SUMITOMO BAKELITE CO., LTD
5-8, Higashishinagawa 2-chome Shinagawa-ku
Tokyo-to / JP
[2008/16]
Former [2002/09]For all designated states
OSAKA PREFECTURAL GOVERNMENT
1-22, Otemae 2-chome, Chuo-ku
Osaka-shi, Osaka 540 / JP
For all designated states
SUMITOMO BAKELITE COMPANY LIMITED
5-8, Higashishinagawa 2-Chome, Shinagawa-Ku
Tokyo 140 / JP
Inventor(s)01 / Asao, Katsuya
101, Block 19, 8-14, Tenjinnomori 2-chome
Nishinari-ku, Osaka-shi, Osaka-fu / JP
02 / Morita, Hitoshi
4-54, Miikedai 2-cho
Sakai-shi, Osaka-fu / JP
03 / Onishi, Hitoshi
1-16-13, Kowakae
Higashiosaka-shi, Osaka-fu / JP
04 / Kimoto, Masaki
2-6-40-101, Aioi-dori, Abeno-ku
Osaka-shi, Osaka-fu / JP
05 / Yoshioka, Yayoi
1-2-524, Takeshirodai 1-cho
Sakai-shi, Osaka-fu / JP
06 / Saito, Hidenori
3-19-11-301, Nakatahigashi
Yokohama-shi, Kanagawa-ken / JP
 [2002/09]
Representative(s)Hucker, Charlotte Jane
Gill Jennings & Every LLP The Broadgate Tower
20 Primrose Street
London
EC2A 2ES / GB
[N/P]
Former [2002/09]Hucker, Charlotte Jane
Gill Jennings & Every Broadgate House, 7 Eldon Street
London EC2M 7LH / GB
Application number, filing date00307162.821.08.2000
[2002/09]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP1182229
Date:27.02.2002
Language:EN
[2002/09]
Type: B1 Patent specification 
No.:EP1182229
Date:16.04.2008
Language:EN
[2008/16]
Search report(s)(Supplementary) European search report - dispatched on:EP16.03.2001
ClassificationIPC:C08L79/08, C08G73/10, C08J3/12
[2002/09]
CPC:
C08G73/1028 (EP)
Designated contracting statesDE,   FR,   GB [2002/46]
Former [2002/09]AT,  BE,  CH,  CY,  DE,  DK,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE 
TitleGerman:Verfahren zur Herstellung mikrofeiner Teilchen aus funktionalisierter Polyamidsäure[2007/42]
English:Processes for the production of functional polyamic acid microfine particles[2007/42]
French:Procédés pour la production de particules microfines d'acide polyamique fonctionalisées[2007/42]
Former [2002/09]Mikrofeine Teilchen aus funktionalisierter Polyamidsäure, mikrofeine Teilchen aus Polyimid und Verfahren zu ihrer Herstellung
Former [2002/09]Functional polyamic acid microfine particles, functional polymide microfine particles, and processes for their production
Former [2002/09]Particules microfines d'acide polyamique fonctionalisées et particules microfines de polyimide et procédés pour leur de production
Examination procedure08.08.2002Examination requested  [2002/41]
30.09.2003Despatch of a communication from the examining division (Time limit: M06)
02.04.2004Reply to a communication from the examining division
04.04.2006Despatch of a communication from the examining division (Time limit: M04)
08.08.2006Reply to a communication from the examining division
19.10.2007Communication of intention to grant the patent
08.02.2008Fee for grant paid
08.02.2008Fee for publishing/printing paid
Opposition(s)19.01.2009No opposition filed within time limit [2009/13]
Fees paidRenewal fee
14.08.2002Renewal fee patent year 03
13.08.2003Renewal fee patent year 04
12.08.2004Renewal fee patent year 05
12.08.2005Renewal fee patent year 06
14.08.2006Renewal fee patent year 07
14.08.2007Renewal fee patent year 08
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Documents cited:Search[Y]US4771110  (BAUMAN BERNARD D [US], et al) [Y] 14 * column 4, line 30 - line 53 *;
 [A]WO9012051  (BREWER SCIENCE INC [US]) [A] 1-13 * page 11, paragraph 3 - page 13, paragraph 1 * * page 16, paragraph 1 *;
 [A]US5328979  (HARRIS FRANK [US], et al) [A] 1-13 * column 6, line 60; example 8; claims 10-12 *;
 [A]US5397847  (HARRIS FRANK W [US], et al) [A] 1-13 * column 8, line 5 - column 12, line 58; claim - *;
 [A]US5965687  (JENSEN BRIAN J [US]) [A] 1-13 * example 17A *;
 [A]US6005043  (ZHU DONG-WEI [US]) [A] 14* column 6, line 54 - line 57 *;
 [XY]EP0982343  (OSAKA PREFECTURE [JP], et al) [X] 1-13 * the whole document * [Y] 14
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.