Stephen Douglas Barrett

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1-heterocycle substituted diarylamines

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

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2-(4-bromo or 4-iodo phenylamino) benzoic acid derivatives

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

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2-(4-bromo or 4-iodo phenylamino) benzoic acid derivatives

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Radical -xh acid – or anhydride – acid halide or salt thereof...
Reexamination Certificate

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2-(4-bromo or 4-iodo phenylamino) benzoic acid derivatives...

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

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4-bromo or 4-iodo phenylamino benzhydroxamic acid...

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Nitrogen containing other than solely as a nitrogen in an...
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2058901

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