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James R. Piper

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5-methyl-5-deaza analogues of methotrexate and N.sup.10 -ethylam

Organic compounds -- part of the class 532-570 series – Organic compounds – Nitrogen attached directly or indirectly to the purine ring...
Patent

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6-(Bromomethyl)-2,4-diaminopteridine hydrobromide

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent

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Antiinflammatory and antineoplastic 5-deazaaminopterins and 5,10

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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Combinations of 10-propargyl-10-deazaaminopterin and taxols...

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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Cyclized 5,10-dideazaaminopterin compounds

Organic compounds -- part of the class 532-570 series – Organic compounds – Four or more ring nitrogens in the bicyclo ring system
Patent

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Profile ID: LFUS-PAI-P-295284

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