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Extract from the Register of European Patents

EP About this file: EP0645410

EP0645410 - Water-soluble or water-dispersible polyisocyanate composition [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  04.12.1998
Database last updated on 13.11.2024
Most recent event   Tooltip09.05.2008Lapse of the patent in a contracting statepublished on 11.06.2008  [2008/24]
Applicant(s)For all designated states
BAYER AG
51368 Leverkusen / DE
[1998/05]
Former [1995/13]For all designated states
BAYER AG
D-51368 Leverkusen / DE
Inventor(s)01 / Schmalstieg, Lutz, Dr.
Schnurgasse 45
D-50676 Köln / DE
02 / Kremer, Wolfgang, Dipl.-Ing.
Lilienweg 6
D-47647 Kerken / DE
03 / Brahm, Martin, Dr.
Sternentalstrasse 2
D-51766 Engelskirchen / DE
04 / Probst, Joachim, Dr.
Humperdinckstrasse 42
D-51375 Leverkusen / DE
05 / Kubitza, Werner, Dipl.-Ing.
Eduard-Spranger-Strasse 22
D-51377 Leverkusen / DE
[1995/13]
Application number, filing date94114302.612.09.1994
[1995/13]
Priority number, dateDE1993433232223.09.1993         Original published format: DE 4332322
[1995/13]
Filing languageDE
Procedural languageDE
PublicationType: A2 Application without search report 
No.:EP0645410
Date:29.03.1995
Language:DE
[1995/13]
Type: A3 Search report 
No.:EP0645410
Date:16.08.1995
Language:DE
[1995/33]
Type: B1 Patent specification 
No.:EP0645410
Date:28.01.1998
Language:DE
[1998/05]
Search report(s)(Supplementary) European search report - dispatched on:EP27.06.1995
ClassificationIPC:C08G18/28, C08G18/80, C08G18/76
[1995/13]
CPC:
C08G18/283 (EP,US); C08G18/706 (EP,US); C08G18/8035 (EP,US);
C08G18/8064 (EP,US); Y10T428/31551 (EP,US)
Designated contracting statesAT,   BE,   CH,   DE,   DK,   ES,   FR,   GB,   GR,   IT,   LI,   NL,   SE [1995/13]
TitleGerman:Wasserlösliche bzw.-dispergierbare Polyisocyanat-Zubereitung[1995/13]
English:Water-soluble or water-dispersible polyisocyanate composition[1995/13]
French:Composition de polyisocyanate soluble ou dispersible dans l'eau[1995/13]
Examination procedure12.02.1996Examination requested  [1996/15]
20.06.1997Despatch of communication of intention to grant (Approval: Yes)
24.07.1997Communication of intention to grant the patent
03.11.1997Fee for grant paid
03.11.1997Fee for publishing/printing paid
Opposition(s)29.10.1998No opposition filed within time limit [1999/03]
Fees paidRenewal fee
19.08.1996Renewal fee patent year 03
30.09.1997Renewal fee patent year 04
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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  TooltipGR28.01.1998
[2008/24]
Documents cited:Search[A]FR2334699  (BAYER AG [DE]) [A] 1,6,8* example 3; claims 1,2 *;
 [A]EP0486881  (BASF AG [DE]) [A] 1,2,6-8 * page 4, line 30 - line 49; example 1; claims 1-3,6 *
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.