US 4,908,316 AGranted

Streptomyces sp. N664-30 which produces an ionophore antibacterial agent

AssigneePfizer Inc.

InventorsWalter P. Cullen, John R. Oscarson, Junsuke Tone, Hiroshi Maeda

Life of this patent

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Abstract

An antibiotic has been isolated from fermentation of a new Streptomyces culture. The new ionophore is active as an antibacterial and anticoccidial agent.

Claims1

Dependent claims

A biologically pure culture of the microorganism Streptomyces sp. N664-30, said culture being capable of producing a compound of the formula ##STR2## in a recoverable quantity, upon cultivation in an aqueous nutrient medium containing assimilable sources of nitrogen and carbon.

Dependencies are inferred from the claim text.

Facts

Application: 07/161,630Filed 29 Feb 1988 · division
Priority: 29 Aug 1986
Granted: 13 Mar 1990
Term ends: Not estimatedThe source records don’t support an estimate.

Classification7 codes

C07D 407/14
Heterocyclic compounds containing two or more hetero rings, at least one ring having oxygen atoms as the only ring hetero atoms, not provided…
C12P 17/16
Preparation of heterocyclic carbon compounds with only O, N, S, Se or Te as ring hetero atoms: containing two or more hetero rings
C12P 19/44
Preparation of compounds containing saccharide radicals: preparation of O-glycosides, e.g. glucosides
Y10S 435/886
Using bacteria or actinomycetales: streptomyces

Family

Serial902,353Parent of this division · filed 29 Aug 1986
US 4,908,316 AThis patent

From the US filing history. Foreign family members aren’t listed.

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