4. Drug, bio-affecting and body treating compositions
  5. Designated organic active ingredient containing
  6. Cyclopentanohydrophenanthrene ring system doai

Robert J. North

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.beta.-lactams containing an .alpha.-exocyclic double bond

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent

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1-carba-2-penem-3-carboxylic acid

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent

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17 .beta.-acyl-4-aza-5 .alpha.-androst-1-ene-3-ones as 5 .alpha.

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent

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17.beta.-acyl-4-aza-5.alpha.-androst-1-ene-3-ones as 5.alpha. re

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent

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17.beta.-acyl-4-aza-5.alpha.-androst-1-ene-3-ones as 5.alpha.-re

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent

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