Chemistry: analytical and immunological testing – Optical result – With fluorescence or luminescence
Reexamination Certificate
2002-10-04
2008-09-09
Le, Long V. (Department: 1641)
Chemistry: analytical and immunological testing
Optical result
With fluorescence or luminescence
C436S546000, C252S582000, C530S402000, C530S406000, C549S332000, C549S221000, C568S818000, C585S352000
Reexamination Certificate
active
07422908
ABSTRACT:
A method of generating light through chemiluminescence involves providing a stable 1,2-dioxetane of the formula:Wherein (a) R1and R2are each, individually, a chemical reactive site or when fused together form a chemical reactive site, and R3and R4are each, individually, a chemical reactive site or when fused together form a chemical reactive or (b) R1has at least two hetero atoms with chemical reactive site and R3and R4are inactive site and R2is a chemical reactive site.
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patent: 6284899 (2001-09-01), Schaap et al.
patent: 2002/0019553 (2002-02-01), Akhavan-Tafti et al.
Haq Shafiqul
Le Long V.
The Weintraub Group, PLC
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