Azo dyestuffs

Organic compounds -- part of the class 532-570 series – Organic compounds – Azo

Reexamination Certificate

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Details

C534S755000, C534S796000, C008S528000, C008S639000, C008S687000, C008S693000, C106S031480, C560S049000, C560S050000

Reexamination Certificate

active

07371831

ABSTRACT:
Compounds of formula (I)wherein all substituents have the meanings as defined in the Specification, their production and their use.

REFERENCES:
patent: 3211717 (1965-10-01), Thomas
patent: 3817940 (1974-06-01), Blahak et al.
patent: 3971741 (1976-07-01), Dehmel et al.
patent: 3975428 (1976-08-01), Blahak et al.
patent: 4180644 (1979-12-01), Marquis et al.
patent: 4218372 (1980-08-01), Koerte
patent: 4247296 (1981-01-01), Liedeck et al.
patent: 4273707 (1981-06-01), Pedrazzi
patent: 4363761 (1982-12-01), Pedrazzi
patent: 4367172 (1983-01-01), Pedrazzi
patent: 4764175 (1988-08-01), Dore et al.
patent: 5493011 (1996-02-01), Jung et al.
patent: 5929215 (1999-07-01), Pedrazzi
patent: 6011141 (2000-01-01), Lamm et al.
patent: 6015885 (2000-01-01), Ohta
patent: 6048968 (2000-04-01), Etzbach et al.
patent: 6297362 (2001-10-01), Kunde et al.
patent: 6346609 (2002-02-01), Etzbach et al.
patent: 2006/0117991 (2006-06-01), Mayo et al.
patent: 2 002 816 (1970-07-01), None
patent: 2 001 748 (1970-08-01), None
patent: 29 15 323 (1978-11-01), None
patent: 36 25 576 (1987-02-01), None
patent: 0 855 387 (1998-07-01), None
patent: 0 955 342 (1999-11-01), None
patent: 2 147 312 (1973-03-01), None
patent: 2147312 (1973-03-01), None
patent: 1 263 235 (1972-02-01), None
patent: 1 295 685 (1972-11-01), None
patent: 1 366 776 (1974-09-01), None
patent: 2 190 392 (1987-11-01), None
patent: 2 303 634 (1997-02-01), None
patent: WO 97/24405 (1997-07-01), None
“Advanced Organic Chemistry”, Fieser & Fieser, pp. 736-740.
PCT Search Report for application No. PCT/IB 02/00398, mail dated Jun. 18, 2002.
PCT International Preliminary Examination Report for PCT/IB 02/00398, mail dated May 22, 2003.

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