Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Reexamination Certificate
2007-12-25
2007-12-25
Andres, Janet L. (Department: 1625)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
C514S312000, C514S313000, C546S162000, C546S165000, C546S166000, C549S462000, C549S415000
Reexamination Certificate
active
11240547
ABSTRACT:
This invention relates to compounds which are generally IP receptor antagonists and which are represented by Formula I:wherein:R1, R2, and R3are each independently in each occurrence aryl or heteroaryl;R4is —COOH or tetrazolyl;A, B, m, n, and r are as defined in the specification;or individual isomers, racemic or non-racemic mixtures of isomers, or pharmaceutically acceptable salts or solvates thereof. The invention further relates to pharmaceutical compositions containing such compounds, methods for their use as therapeutic agents, and processes for their preparation.
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Cournoyer Richard Leo
Keitz Paul Francis
Lowrie, Jr. Lee Edwin
Muehldorf Alexander Victor
O'Yang Counde
Andres Janet L.
Hall Robert C.
Robinson Binta
Roche Palo Alto LLC
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