Generated: December 14, 2017
DrugPatentWatch Database Preview
Details for Patent: 3,686,412
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Summary for Patent: 3,686,412
|Title:|| COMPOSITIONS CONTAINING BIS-CHROMONYL COMPOUNDS FOR INHIBITING ANTIGEN-ANTIBODY REACTIONS|
|Abstract:||Pharmaceutical compositions comprising a pharmaceutical carrier and a bis-chromonyl compound of the formula ##SPC1## And therapeutically acceptable salts, esters and amides thereof, in which R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5 and R.sup.6 are each selected from the group consisting of hydrogen, halogen, hydroxy, lower alkyl, lower alkoxy, hydroxyloweralkyl, haloloweralkyl, hydroxyloweralkoxy, loweralkoxyloweralkoxy and carboxyloweralkoxy; and X is selected from the group consisting of saturated and unsaturated, straight and branched hydrocarbon chains which may be interrupted by a member selected from the group consisting of benzene rings, dioxanyl, oxygen atoms and carbonyl groups, and which may be substituted by a member selected from the group consisting of halogen atoms, hydroxy groups and lower alkoxy groups are active to inhibit antigen-antibody reaction.|
|Inventor(s):|| Fitzmaurice; Colin (Holmes Chapel, EN), Lee; Thomas Brian (Holmes Chapel, EN) |
Patent Claim Types:|
see list of patent claims
|Composition; Formulation; Delivery; Use; |
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Foreign Priority and PCT Information for Patent: 3,686,412
|Foriegn Application Priority Data|
||Foreign Patent Number
||Foreign Patent Date
|United Kingdom||12626/65||Mar 25, 1965|
|United Kingdom||52414/65||Dec 9, 1965|
International Patent Family for Patent: 3,686,412
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