Details for Patent: 4,971,800
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Summary for Patent: 4,971,800
| Title: | Method and compositions for enhancing the cutaneous penetration of pharmacologically active agents |
| Abstract: | Method and compositions for enhancing the cutaneous penetration of topically or transdermally delivered pharmacologically active agents. The compositions include various urethane compounds as permeation enhancers, the urethane compounds formed from reaction of a monomeric organic diisocyanate with a hydroxy- or hydroxy/alkoxy-terminated linear alkylene or polyalkylene glycol or polyether. |
| Inventor(s): | Chess; Samuel (Newport Beach, CA), McCullough; Jerry L. (Irvine, CA), Weinstein; Gerald D. (Irvine, CA) |
| Assignee: | The Regents of the University of California (Alameda, CA) |
| Application Number: | 07/408,757 |
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Patent Claim Types: see list of patent claims | Composition; Compound; Use; |
Drugs Protected by US Patent 4,971,800
| 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 4,971,800
| Country | Patent Number | Estimated Expiration | Supplementary Protection Certificate | SPC Country | SPC Expiration |
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| Austria | 115553 | ⤷ Sign Up | |||
| Canada | 1331861 | ⤷ Sign Up | |||
| Germany | 3852437 | ⤷ Sign Up | |||
| European Patent Office | 0299758 | ⤷ Sign Up | |||
| >Country | >Patent Number | >Estimated Expiration | >Supplementary Protection Certificate | >SPC Country | >SPC Expiration |
