Two-photon absorbing chromophores containing polymerizable...

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...

Reexamination Certificate

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Reexamination Certificate

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07067674

ABSTRACT:
Provided are chromophores of the formula:wherein R is an alkyl group having 1 to 20 carbon atoms, and Q is —(CH2)n—Br,and wherein n has a value of 2–6.

REFERENCES:
patent: 6100405 (2000-08-01), Reinhardt
patent: 6300502 (2001-10-01), Kannan
Dang et al., Polymer Preprints (American Chemical Society, Division of Polymer Chemistry), Apr. 2002, 43(1), pp. 102-103.

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