Designated organic active ingredient containing (doai) > Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., o,s,se or te) or nitrogen as the only ring hetero atoms doai > Hetero ring is six-membered consisting of one nitrogen and five carbon atoms > The ring nitrogen of the six-membered hetero ring is pentavalent (e.g., quaternary pyridinium salt, etc.) > Patents

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Class Information
Number: 514/358
Name: Drug, bio-affecting and body treating compositions > Designated organic active ingredient containing (doai) > Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., o,s,se or te) or nitrogen as the only ring hetero atoms doai > Hetero ring is six-membered consisting of one nitrogen and five carbon atoms > The ring nitrogen of the six-membered hetero ring is pentavalent (e.g., quaternary pyridinium salt, etc.)
Description: Subject matter wherein the ring nitrogen of the six-membered ring is pentavalent.

Patents under this class:

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Patent Number	Title Of Patent	Date Issued
3983209	Method for treating burns	Sep. 28, 1976
3932656	Article of manufacture for instant release of anti-aggregation and non-thrombogenic agents to biological media	Jan. 13, 1976

1 2 3 4

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