Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Reexamination Certificate
2007-05-08
2007-05-08
Tsang, Cecilia J. (Department: 1625)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
C549S399000
Reexamination Certificate
active
10220509
ABSTRACT:
The invention provides chroman compounds having Formula (1), wherein R1is (1C–4C)alkyl, (2C–4C)alkenyl or (2C–4C)alkynyl, and independently R1has a cis-orientation in relation to the exocyclic phenyl group at the 2-position of the skeleton; R4is Hal, CF3, OH or (1C–2C)alkyloxy; R2, R3, and R5are independently H, Hal, CF3, (1C–4C)alkyl, (2C–4C)alkenyl or (2C–4C)alkynyl and prodrugs thereof for the manufacture of a medicine for estrogen-receptor related treatments.
REFERENCES:
patent: 3340276 (1967-09-01), Carney
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patent: 15 43 749 (1969-12-01), None
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Teerhuis Neeltje Miranda
Veeneman Gerrit Herman
Akzo Nobel N.V.
Covington Raymond
Dubberley F. Aaron
Milstead Mark W.
Tsang Cecilia J.
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