Extract from the Register of European Patents

EP About this file: EP0865458

EP0865458 - POLYURETHANE ELASTOMERS [Right-click to bookmark this link]
StatusPatent maintained as amended
Status updated on  15.07.2005
Database last updated on 28.03.2026
Most recent event   Tooltip27.06.2008Change - opposition data/opponents data or that of the opponents representativepublished on 30.07.2008  [2008/31]
Applicant(s)For all designated states
HUNTSMAN INTERNATIONAL LLC
500 Huntsman Way
Salt Lake City, Utah 84108 / US
[N/P]
Former [2005/35]For all designated states
HUNTSMAN INTERNATIONAL LLC
500 Huntsman Way Salt Lake City
Utah 84108 / US
Former [2001/15]For all designated states
HUNTSMAN INTERNATIONAL LLC
500 Huntsman Way
Salt Lake City, Utah 84108 / US
Former [1999/42]For all designated states
Huntsman ICI Chemicals LLC
The Corporation Trust Company, 1209 Orange Street
Wilmington Newcastle Delaware 19801 / US
Former [1999/41]For all designated states
Huntsman ICI Europe LLC The Corporation Trust Company
1209 Orange Street
Wilmington Newcastle Delaware 19801 / US
Former [1998/39]For all designated states
IMPERIAL CHEMICAL INDUSTRIES PLC
Imperial Chemical House, Millbank
London SW1P 3JF / GB
Inventor(s)01 / BLEYS, Gerhard, Jozef
Bremstraat 19
B-3001 Heverlee / BE
02 / HAMILTON, Alan, James
Dorpstraat 597
B-3061 Leefdaal / BE
03 / LEENSLAG, Jan, Willem
Rechtestraat 10
B-3120 Tremelo / BE
[1998/39]
Representative(s)Nevard, Edward John, et al
Intellectual Property Department
Huntsman Polyurethanes
Everslaan 45
3078 Everberg / BE
[N/P]
Former [2000/04]Nevard, Edward John, et al
Huntsman Polyurethanes, Huntsman ICI Europe Limited, Intellectual Property Department, Everslaan 45
3078 Everberg / BE
Former [1998/39]Nevard, Edward John, et al
Intellectual Property Department ICI Polyurethanes Everslaan 45
B-3078 Everberg / BE
Application number, filing date96939064.014.11.1996
[1998/39]
WO1996EP05035
Priority number, dateEP1995020340508.12.1995         Original published format: EP 95203405
[1998/39]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO9721750
Date:19.06.1997
Language:EN
[1997/26]
Type: A1 Application with search report 
No.:EP0865458
Date:23.09.1998
Language:EN
The application published by WIPO in one of the EPO official languages on 19.06.1997 takes the place of the publication of the European patent application.
[1998/39]
Type: B1 Patent specification 
No.:EP0865458
Date:17.01.2001
Language:EN
[2001/03]
Type: B2 New European patent specification 
No.:EP0865458
Date:31.08.2005
Language:EN
[2005/35]
Search report(s)International search report - published on:EP19.06.1997
ClassificationIPC:C08G18/66, C08G18/48
[1998/39]
CPC:
C08G18/302 (EP,US); C08G18/66 (KR); C08G18/48 (KR);
C08G18/4804 (EP,US); C08G18/4837 (EP,US); C08G18/6558 (EP,US);
C08G18/667 (EP,US); C08G18/6677 (EP,US); C08G18/76 (KR);
C08G18/7671 (EP,US); C08G18/797 (EP,US); C08G2410/00 (EP,US);
Y10S521/914 (EP,US) (-)
Designated contracting statesAT,   BE,   CH,   DE,   DK,   ES,   FR,   GB,   IT,   LI,   NL,   PT [1998/39]
TitleGerman:POLYURETHANELASTOMERE[1998/39]
English:POLYURETHANE ELASTOMERS[1998/39]
French:ELASTOMERES DE POLYURETHANE[1998/39]
Entry into regional phase28.05.1998National basic fee paid 
28.05.1998Designation fee(s) paid 
28.05.1998Examination fee paid 
Examination procedure07.07.1997Request for preliminary examination filed
International Preliminary Examining Authority: EP
28.05.1998Examination requested  [1998/39]
21.09.1998Despatch of a communication from the examining division (Time limit: M06)
31.03.1999Reply to a communication from the examining division
14.04.2000Despatch of communication of intention to grant (Approval: Yes)
24.07.2000Communication of intention to grant the patent
29.09.2000Fee for grant paid
29.09.2000Fee for publishing/printing paid
Opposition(s)Opponent(s)01  15.10.2001  23.11.2001  ADMISSIBLE
Bayer MaterialScience AG
Patents and Licensing
51368 Leverkusen / DE
 02  16.10.2001  23.11.2001  ADMISSIBLE
BASF Aktiengesellschaft
-Patentabteilung - C6- Carl-Bosch-Strasse 38
D-67056 Ludwigshafen / DE
 [N/P]
Former [2008/31]
Opponent(s)01  15.10.2001  23.11.2001  ADMISSIBLE
Bayer MaterialScience AG
Patents and Licensing
D-51368 Leverkusen / DE
 02  16.10.2001  23.11.2001  ADMISSIBLE
BASF Aktiengesellschaft
-Patentabteilung - C6- Carl-Bosch-Strasse 38
D-67056 Ludwigshafen / DE
Former [2004/21]
Opponent(s)01  15.10.2001  23.11.2001  ADMISSIBLE
Bayer MaterialScience AG
Patents and Licensing
D-51368 Leverkusen / DE
 02  16.10.2001  23.11.2001  ADMISSIBLE
BASF Aktiengesellschaft Patente, Marken und Lizenzen
67056 Ludwigshafen / DE
Former [2001/49]
Opponent(s)01  15.10.2001   
Bayer AG
Konzernbereich RP Patente und Lizenzen
51368 Leverkusen / DE
 02  16.10.2001   
BASF Aktiengesellschaft Patente, Marken und Lizenzen
67056 Ludwigshafen / DE
28.11.2001Invitation to proprietor to file observations on the notice of opposition
08.04.2002Reply of patent proprietor to notice(s) of opposition
11.06.2004Despatch of a communication from the opposition division (Time limit: M02)
13.12.2004Despatch of interlocutory decision in opposition
23.12.2004Legal effect of interlocutory decision in opposition
02.05.2005Despatch of communication that the patent will be maintained as amended
05.07.2005Fee for printing new specification paid
Fees paidRenewal fee
27.10.1998Renewal fee patent year 03
22.10.1999Renewal fee patent year 04
16.10.2000Renewal fee patent year 05
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Cited inInternational search[A]   HEPBURN: "POLYURETHANE ELASTOMERS", 1992, ELSEVIER APPLIED SCIENCE, LONDON, GB, XP002006846 [A] 1 * page 99, line 19 - page 102, line 5 *
 [A]   SEEFRIED ET AL: "THERMOPLASTIC URETHANE ELASTOMERS", JOURNAL OF APPLIED POLYMER SCIENCE, vol. 19, 1975, pages 2493 - 2513, XP002006845 [A] 1

DOI:   http://dx.doi.org/10.1002/app.1975.070190912
 [A]   CHEMICAL ABSTRACTS, vol. 106, no. 20, May 1987, Columbus, Ohio, US; abstract no. 157765h, OGURO ET AL: "WATER-RESISTANT URETHANE RUBBBERS WITH HIGH MECHANICAL STRENGTH" page 67; column 1; XP002006847 [A] 11 * abstract *
Examination  Dissertation von G.W. Festel " Synthese und Charakterisierung von Hartsegment-Modellverbindungen und segmentierten Polyurethan-Elastomeren mit Naphthalin-Hartsegment-Strukturelement", 20.06.1995
   Brochre Vulkollan R der Bayer AG, August 1989
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