Details for Patent: RE34990

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Summary for Patent: RE34990

Patent landscape, scope, and claims:

Title:	Oral therapeutic system having systemic action
Abstract:	The invention relates to a therapeutic system for peroral administration and having systemic action, which system is in the form of a coated and/or laminated mono-compartment system for administering carbamazepine. The therapeutic system comprises (a) a wall made of a material which is permeable to water and impermeable to the components of the drug-containing core, (b) a core containing finely particulate carbamazepine as drug and, as auxiliaries, a protective colloid that inhibits the crystal growth of carbamazepine in the presence of water, a swellable hydrophilic polymer and, optionally, a water-soluble compound for inducing osmosis and/or further pharmaceutically acceptable excipients, and (c) a passageway through the wall (a) for delivering the core components to the environmental body fluid. The therapeutic system can be used as an anticonvulsive for the treatment of convulsive states, especially epileptic states.
Inventor(s):	Khanna; Satish C. (Bottmingen, CH), Ruttimann; Theresa (Basel, CH)
Assignee:	Ciba-Geigy Corporation (Ardsley, NY)
Application Number:	08/133,814
Patent Claim Types: see list of patent claims	Compound; Delivery;
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Drugs Protected by US Patent RE34990

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Patented / Exclusive Use	Submissiondate
>Applicant	>Tradename	>Generic Name	>Dosage	>NDA	>Approval Date	>TE	>Type	>RLD	>RS	>Patent No.	>Patent Expiration	>Product	>Substance	>Delist Req.	>Patented / Exclusive Use	>Submissiondate

International Family Members for US Patent RE34990

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Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
Austria	397344	⤷ Subscribe
Austria	A199387	⤷ Subscribe
Australia	597403	⤷ Subscribe
Australia	7661787	⤷ Subscribe
Belgium	1000235	⤷ Subscribe
Canada	1302267	⤷ Subscribe
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