Multistage continuous preparation of cycloaliphatic...

Organic compounds -- part of the class 532-570 series – Organic compounds – Isocyanate esters

Reexamination Certificate

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Reexamination Certificate

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10917463

ABSTRACT:
A process for continuous phosgene-free preparation of cycloaliphatic diisocyanates.

REFERENCES:
patent: 2692275 (1954-10-01), Bortnick et al.
patent: 3919279 (1975-11-01), Rosenthal et al.
patent: 4081472 (1978-03-01), Tsumura et al.
patent: 4268683 (1981-05-01), Gurgiolo
patent: 4386033 (1983-05-01), Koenig et al.
patent: 4388246 (1983-06-01), Sundermann et al.
patent: 4530796 (1985-07-01), Mattner et al.
patent: 4596678 (1986-06-01), Merger et al.
patent: 4596679 (1986-06-01), Hellbach et al.
patent: 4692550 (1987-09-01), Engbert et al.
patent: 4713476 (1987-12-01), Merger et al.
patent: 4851565 (1989-07-01), Merger et al.
patent: 5087739 (1992-02-01), Bohmholdt et al.
patent: 5360931 (1994-11-01), Bohmholdt et al.
patent: 5386053 (1995-01-01), Otterbach et al.
patent: 5453536 (1995-09-01), Dai et al.
patent: 5502244 (1996-03-01), Okawa et al.
patent: 5616784 (1997-04-01), Schwarz et al.
patent: 5646328 (1997-07-01), Deibele et al.
patent: 5744633 (1998-04-01), Wilmes et al.
patent: 5962728 (1999-10-01), Mason et al.
patent: 6204409 (2001-03-01), Aso et al.
patent: 2005/0043561 (2005-02-01), Kohlstruk et al.
patent: 1 022 222 (1958-01-01), None
patent: 196 27 552 (1998-01-01), None
patent: 101 27 273 (2002-12-01), None
patent: 0 355 443 (1990-02-01), None
patent: 0 566 925 (1993-10-01), None
patent: 0 568 782 (1993-11-01), None
U.S. Appl. No. 11/100,603, filed Apr. 7, 2005, Kohlstruk et al.
U.S. Appl. No. 11/101,428, filed Apr. 8, 2005, Kohlstruk et al.
U.S. Appl. No. 11/185,776, filed Jul. 21, 2005, Kohlstruk et al.
U.S. Appl. No. 10/917,463, filed Aug. 13, 2004, Kohlstruk et al.
U.S. Appl. No. 10/922,910, filed Aug. 23, 2004, Kohlstruk et al.
U.S. Appl. No. 10/921,934, filed Aug. 20, 2004, Kohlstruk et al.

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