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Details for Patent: 6,335,447
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Which drugs does patent 6,335,447 protect, and when does it expire?
Patent 6,335,447 protects XEPI and is included in one NDA.
This patent has thirteen patent family members in twelve countries.
Summary for Patent: 6,335,447
| Title: | Quinolonecarboxylic acid derivatives or salts thereof |
| Abstract: | Novel quinolonecarboxylic acid derivatives of general formula (1) or salts thereof which have potent antibacterial effects on gram-positive bacteria in particular Propionibacterium acnes ##STR1## (wherein R.sup.1 represents a hydrogen atom or a carboxyl-protective group; R.sup.2 represents an optionally substituted cycloalkyl group; R.sup.3 represents a hydrogen atom, a halogen atom, an optionally substituted alkyl, alkoxy or alkylthio group, an optionally protected hydroxyl or amino group, or a nitro group; R.sup.4 represents an optionally substituted alkyl or alkoxy group; and Z represents a pyridin-4-yl or pyridin-3-yl group which is optionally substituted with at least one group selected from a halogen atom, an optionally substituted alkyl, alkenyl, cycloalkyl, alkoxy, alkylthio or amino group and an optionally protected hydroxyl or amino group). |
| Inventor(s): | Hayashi; Kazuya (Toyama, JP), Kito; Tokunori (Toyama, JP), Mitsuyama; Junichi (Toyama, JP), Yamakawa; Tetsumi (Toyama, JP), Kuroda; Hiroshi (Ishikawa, JP), Kawafuchi; Hiroyo (Toyama, JP) |
| Assignee: | Toyama Chemical Co., Ltd. (Tokyo, JP) |
| Application Number: | 09/647,763 |
|
Patent Claim Types: see list of patent claims | Compound; |
Drugs Protected by US Patent 6,335,447
| Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | TE | Type | RLD | RS | Patent No. | Patent Expiration | Product | Substance | Delist Req. | Patented / Exclusive Use | Submissiondate |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ferrer Internacional | XEPI | ozenoxacin | CREAM;TOPICAL | 208945-001 | Dec 11, 2017 | RX | Yes | Yes | Start Trial | Start Trial | Y | Start Trial | ||||
| >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: 6,335,447
| Foriegn Application Priority Data | ||
| Foreign Country | Foreign Patent Number | Foreign Patent Date |
| Japan | 10-110146 | Apr 6, 1998 |
| Japan | 10-340217 | Nov 30, 1998 |
| PCT Information | |||
| PCT Filed | April 06, 1999 | PCT Application Number: | PCT/JP99/01799 |
| PCT Publication Date: | October 14, 1999 | PCT Publication Number: | WO99/51588 |
International Family Members for US Patent 6,335,447
| Country | Patent Number | Estimated Expiration | Supplementary Protection Certificate | SPC Country | SPC Expiration |
|---|---|---|---|---|---|
| Austria | 342897 | Start Trial | |||
| Brazil | 9909456 | Start Trial | |||
| Canada | 2327328 | Start Trial | |||
| >Country | >Patent Number | >Estimated Expiration | >Supplementary Protection Certificate | >SPC Country | >SPC Expiration |
