Details for Patent: RE34440
Summary for Patent: RE34440
| Title: | Benzonaphthalene derivatives, a process for their preparation and their use in therapeutic and cosmetic compositions |
| Abstract: | A benzonaphthalene compound has the formula ##STR1## wherein R1 represents ##STR2## or (ii) --CH2 OH; R6 represents ##STR3## or OR7 wherein R7 represents hydrogen, alkyl having 1-20 carbon atoms, monohydroxyalkyl or polyhydroxyalkyl, r' or r" represent hydrogen, lower alkyl, mono or polyhydroxyalkyl, aryl or a residue of an amino acid or a sugar, or together form a heterocycle; R2 represents hydrogen, alkyl having 1-15 carbon atoms, alkoxy having 1-4 carbon atoms or a cycloaliphatic radial; R3 represents hydrogen, hydroxy, alkyl having 1-4 carbon atoms, alkoxy having 1-10 carbon atoms, a cycloaliphatic radical, a thiocycloaliphatic radical or --O--Si(CH3)2 --R8 wherein R8 represents lower alkyl; and R4 and R5 represent hydrogen, lower alkyl, hydroxy or lower acyloxy.This compound is useful in the topical and systemic treatment of dermatologic diseases and in the treatment of the degeneration of conjunctive tissues. The compound also possesses anti-tumor activity. |
| Inventor(s): | Braham Shroot, Jacques Eustache, Jean-Michel Bernardon |
| Assignee: | Galderma Research and Development SNC |
| Application Number: | US07/913,897 |
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Patent Claim Types: see list of patent claims | Use; Composition; Compound; Process; |
Drugs Protected by US Patent RE34440
| 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: RE34440
| Foriegn Application Priority Data | ||
| Foreign Country | Foreign Patent Number | Foreign Patent Date |
| Luxembourg | 85849 | Apr 11, 1985 |
International Family Members for US Patent RE34440
| Country | Patent Number | Estimated Expiration | Supplementary Protection Certificate | SPC Country | SPC Expiration |
|---|---|---|---|---|---|
| European Patent Office | 0199636 | ⤷ Start Trial | 300209 | Netherlands | ⤷ Start Trial |
| Austria | 40675 | ⤷ Start Trial | |||
| Australia | 4796190 | ⤷ Start Trial | |||
| Australia | 5591286 | ⤷ Start Trial | |||
| Australia | 595192 | ⤷ Start Trial | |||
| Australia | 638223 | ⤷ Start Trial | |||
| Canada | 1266646 | ⤷ Start Trial | |||
| >Country | >Patent Number | >Estimated Expiration | >Supplementary Protection Certificate | >SPC Country | >SPC Expiration |
