Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Phosphorus containing other than solely as part of an...
Reexamination Certificate
2007-05-29
2007-05-29
Saeed, Kamal A. (Department: 1626)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Phosphorus containing other than solely as part of an...
C514S381000, C514S573000, C514S613000, C514S724000, C548S252000, C549S079000
Reexamination Certificate
active
10974268
ABSTRACT:
The invention relates to the use of derivatives of E-type prostaglandins as EP2agonists, in general, and, in particular as ocular hypotensives. The PGE derivatives used in accordance with the invention are represented by the following formula I:wherein the hatched segment represents an α bonds, the solid triangle represents a β bond, the wavy segments represent α or β bond, dashed lines represent a double bond or a single bond, X is selected from the group consisting of hydrogen and halogen radicals, R3is heteroaryl or a substituted heteroaryl radical, R1and R2are independently selected from the group consisting of hydrogen or a lower alkyl radical having up to six carbon atoms, or a lower acyl radical having up to six carbon atoms, R is selected from the group consisting of CO2R4, CONR42, CH2OR4, CONR4SO2R4, P(O)(OR4) andwherein R4is selected from the group consisting of H, phenyl and lower alkyl having from one to six carbon atoms and n is 0 or an integer of from 1 to 4.
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Burk Robert M.
Holoboski Mark
Posner Mari F.
Allergan Inc.
Johnson Brent A.
Voet Martin A.
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