Details for Patent: 4,138,475

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Summary for Patent: 4,138,475

Title:	Sustained release pharmaceutical composition
Abstract:	Sustained release pharmaceutical composition consisting of a hard gelatine capsule containing film coated spheroids, the spheroids comprising propranolol, or a pharmaceutically-acceptable salt thereof, in admixture with non-water-swellable microcrystalline cellulose, and the said spheroids having a film coat comprising ethylcellulose optionally together with hydroxypropyl methylcellulose and/or a plasticizer.
Inventor(s):	McAinsh; James (Macclesfield, GB2), Rowe; Raymond C. (Macclesfield, GB2)
Assignee:	Imperial Chemical Industries Limited (London, GB2)
Application Number:	05/833,339
Patent Claim Types: see list of patent claims	Composition; Compound; Dosage form;

Drugs Protected by US Patent 4,138,475

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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

Foreign Priority and PCT Information for Patent: 4,138,475

Foriegn Application Priority Data
Foreign Country	Foreign Patent Number	Foreign Patent Date
United Kingdom	23114/77	Jun 1, 1977

International Family Members for US Patent 4,138,475

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Germany	2740286	⤷ Sign Up
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

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