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Extract from the Register of European Patents

EP About this file: EP0116381

EP0116381 - Recording element having a pyrypium or thiopyryliumsquarylium dye layer and new pyrylium or thiopyryliumsquarylium compounds [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  15.09.1987
Database last updated on 16.07.2024
Most recent event   Tooltip15.09.1987No opposition filed within time limitpublished on 04.11.1987 [1987/45]
Applicant(s)For all designated states
Koninklijke Philips Electronics N.V.
Groenewoudseweg 1
5621 BA Eindhoven / NL
[N/P]
Former [1984/34]For all designated states
Philips Electronics N.V.
Groenewoudseweg 1
NL-5621 BA Eindhoven / NL
Inventor(s)01 / Gravesteijn, Dirk Jan
c/o INT. OCTROOIBUREAU B.V. Prof. Holstlaan 6
NL-5656 AA Eindhoven / NL
02 / Steenbergen, Christiaan
c/o INT. OCTROOIBUREAU B.V. Prof. Holstlaan 6
NL-5656 AA Eindhoven / NL
03 / Van der Veen, Jan
c/o INT. OCTROOIBUREAU B.V. Prof. Holstlaan 6
NL-5656 AA Eindhoven / NL
04 / Nijssen, Wilhelmus Peter Martinus
c/o INT. OCTROOIBUREAU B.V. Prof. Holstlaan 6
NL-5656 AA Eindhoven / NL
[1984/34]
Representative(s)Weening, Cornelis, et al
INTERNATIONAAL OCTROOIBUREAU B.V., Prof. Holstlaan 6
NL-5656 AA Eindhoven / NL
[1984/34]
Application number, filing date84200036.611.01.1984
[1984/34]
Priority number, dateNL1983000015517.01.1983         Original published format: NL 8300155
[1984/34]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0116381
Date:22.08.1984
Language:EN
[1984/34]
Type: B1 Patent specification 
No.:EP0116381
Date:05.11.1986
Language:EN
[1986/45]
Search report(s)(Supplementary) European search report - dispatched on:EP12.06.1984
ClassificationIPC:G11B7/24, C09B57/00, C09B23/00, C07D309/00, C07D335/00
[1984/34]
CPC:
G11B7/246 (EP,US); C09B23/0066 (EP,US); C09B57/007 (EP,US);
G11B7/244 (EP,US); Y10S430/146 (EP,US)
Designated contracting statesDE,   FR,   GB,   IT,   NL,   SE [1984/34]
TitleGerman:Aufzeichnungsträger mit einer Pyrylium- oder Thiopyryliumsquarylium Farbstoffschicht und Pyrylium oder Thiopyryliumverbindungen[1984/34]
English:Recording element having a pyrypium or thiopyryliumsquarylium dye layer and new pyrylium or thiopyryliumsquarylium compounds[1984/34]
French:Elément pour l'enregistrement avec une couche contenant des colorants pyrylium ou thiopyrylium-squarylium et composés pyrylium ou thiopyrylium-squarylium[1984/34]
Examination procedure04.10.1984Examination requested  [1984/51]
10.12.1985Despatch of communication of intention to grant (Approval: )
01.04.1986Communication of intention to grant the patent
16.06.1986Fee for grant paid
16.06.1986Fee for publishing/printing paid
Opposition(s)06.08.1987No opposition filed within time limit [1987/45]
Fees paidRenewal fee
18.01.1986Renewal fee patent year 03
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Documents cited:SearchUS4175956  [ ] (HALEY NEIL F [US], et al)
    [ ] - CHEMICAL ABSTRACTS, vol. 95, no. 20, November 16, 1981, page 635, no. 178630e, Columbus, Ohio, USA
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.