Details for Patent: 4,137,300
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Summary for Patent: 4,137,300
Title: | Sustained action dosage forms |
Abstract: | By incorporating solid drug substances into mixtures of higher alkanols and/or alkanoic acids melting above 25.degree. C, forming granules thereof and covering them with a prolamine, a pharmaceutical dosage form is obtained, which slowly and evenly releases the drug within the gastrointestinal tract of a mammal. |
Inventor(s): | Sheth; Pravin (Springfield, NJ), Leeson; Lewis J. (Roseland, NJ) |
Assignee: | Ciba-Geigy Corporation (Ardsley, NY) |
Application Number: | 05/806,424 |
Patent Claim Types: see list of patent claims | Compound; Dosage form; Formulation; Process; |
Drugs Protected by US Patent 4,137,300
Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | TE | Type | RLD | RS | Patent No. | Patent Expiration | Product | Substance | Delist Req. | Patented / Exclusive Use | Submissiondate |
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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 |
International Family Members for US Patent 4,137,300
Country | Patent Number | Estimated Expiration | Supplementary Protection Certificate | SPC Country | SPC Expiration |
---|---|---|---|---|---|
Belgium | 857957 | ⤷ Try a Trial | |||
Germany | 2736794 | ⤷ Try a Trial | |||
Denmark | 371277 | ⤷ Try a Trial | |||
Spain | 461742 | ⤷ Try a Trial | |||
France | 2361915 | ⤷ Try a Trial | |||
>Country | >Patent Number | >Estimated Expiration | >Supplementary Protection Certificate | >SPC Country | >SPC Expiration |