Details for Patent: 5,023,252
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Summary for Patent: 5,023,252
Title: | Transdermal and trans-membrane delivery of drugs |
Abstract: | The rate of absorption of drugs across skin and other body membranes such as mucous membranes and the blood brain barrier is enhanced by adding to the drug composition a compound which enhances the rate. This compound may be macrocyclic ester, diester, amide, diamide, amidine, diamidine, thioester, dithioester, thioamide, ketone or lactone. The macrocyclic ketone contains at least 12 carbon atoms. |
Inventor(s): | Hseih; Dean (Brandamore, PA) |
Assignee: | Conrex Pharmaceutical Corporation (Malvern, PA) |
Application Number: | 07/449,117 |
Patent Claim Types: see list of patent claims | Use; Composition; Formulation; |
Drugs Protected by US Patent 5,023,252
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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 5,023,252
Country | Patent Number | Estimated Expiration | Supplementary Protection Certificate | SPC Country | SPC Expiration |
---|---|---|---|---|---|
Australia | 6738487 | ⤷ Try a Trial | |||
Canada | 1312281 | ⤷ Try a Trial | |||
Switzerland | 666813 | ⤷ Try a Trial | |||
Germany | 3690626 | ⤷ Try a Trial | |||
Denmark | 167343 | ⤷ Try a Trial | |||
Denmark | 403187 | ⤷ Try a Trial | |||
European Patent Office | 0248885 | ⤷ Try a Trial | |||
>Country | >Patent Number | >Estimated Expiration | >Supplementary Protection Certificate | >SPC Country | >SPC Expiration |