Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Reexamination Certificate
2011-01-04
2011-01-04
Balasubramanian, Venkataraman (Department: 1624)
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acid esters
C564S161000, C568S303000, C252S400300, C252S403000, C424S070120, C424S070900
Reexamination Certificate
active
07863478
ABSTRACT:
The invention relates to compounds of the formula (I) or (II), to compositions which comprise such compounds, to corresponding processes for the preparation of the compounds or the compositions comprising same, and to the use thereof as light-protection filters.
REFERENCES:
patent: 3862951 (1975-01-01), Gottwald et al.
patent: 5600007 (1997-02-01), Martin et al.
patent: 5693670 (1997-12-01), Philippe et al.
patent: 5877204 (1999-03-01), Davison et al.
patent: 5932232 (1999-08-01), De Salvert et al.
patent: 5972313 (1999-10-01), Tuloup et al.
patent: 6613341 (2003-09-01), Motley et al.
patent: 0709081 (1996-05-01), None
patent: 0710478 (1996-05-01), None
patent: 0581954 (1996-07-01), None
patent: 0796838 (1997-09-01), None
patent: 0758314 (1999-09-01), None
Blyumin Evgeniy V.
Buchholz Herwig
Carola Christophe
Driller Hansjürgen
Neunhoeffer Hans
Balasubramanian Venkataraman
Merck Patent GmbH
Millen White Zelano & Branigan P.C.
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