Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Reexamination Certificate
2006-07-17
2010-10-05
Davis, Zinna N (Department: 1625)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
C514S301000, C514S302000, C514S303000, C514S359000, C514S406000, C514S394000, C514S205000, C544S205000, C546S112000, C546S113000, C546S114000, C546S117000, C546S118000, C548S216000, C548S304100
Reexamination Certificate
active
07807684
ABSTRACT:
Compounds having the structure:are HIV reverse transcriptase inhibitors, wherein A, X, Y, Z, R1and R2are defined herein. The compounds and their pharmaceutically acceptable salts are useful in the inhibition of HIV reverse transcriptase, the prophylaxis and treatment of infection by HIV and in the prophylaxis, delay in the onset, and treatment of AIDS. The compounds and their salts can be employed as ingredients in pharmaceutical compositions, optionally in combination with other antivirals, immunomodulators, antibiotics or vaccines.
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Anthony Neville J.
Saggar Sandeep A.
Sisko John T.
Su Dai-Shi
Tucker Thomas J.
Davis Zinna N
Heber Sheldon O.
Merck Sharp & Dohme Corp.
Walton Kenneth R.
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