|Title:||Tablets with controlled-rate release of active substances|
|Abstract:||Tablets with zero order controlled-rate of release of the active substances, consisting of a core of defined geometrical form containing the active substance, polymer substances which swell on contact with aqueous liquids and polymer substances with gelling properties, and a support applied to said core to partly cover its surface, the support consisting of polymer substances which are slowly soluble and/or slowly gellable in aqueous liquids, plasticizing substances, and possibly substances with an adjuvant function.|
|Inventor(s):||Conte; Ubaldo (Busto Arsizio, IT), La Manna; Aldo (Pavia, IT), Colombo; Paolo (Pavia, IT)|
|Assignee:||Jagotec AG (Hergiswil, CH)|
Patent Claim Types:|
see list of patent claims
|Composition; Process; Dosage form;|
|Foriegn Application Priority Data|
|Foreign Country||Foreign Patent Number||Foreign Patent Date|
|Italy||22694/89||Dec 14, 1989|
|Country||Document Number||Publication Date||Supplementary Protection Certificate||SPC Country||SPC Expiration|
|Japan||2907557||Jun 21, 1999|
|Italy||8922694||Dec 14, 1989|
|Austria||135906||Apr 15, 1996|
|Italy||1237904||Jun 18, 1993|
|European Patent Office||0432607||Jun 19, 1991|
|This preview shows a limited data set|
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