DrugPatentWatch Database Preview
Details for Patent: 6,899,890
Which drugs does patent 6,899,890 protect, and when does it expire?
Patent 6,899,890 protects CLINDESSE and is included in one NDA.
This patent has twenty-two patent family members in sixteen countries.
Summary for Patent: 6,899,890
| Title: | Bioadhesive drug delivery system |
| Abstract: | The present invention relates to a novel essentially pH neutral vaginal drug delivery system suitable for modified delivery of a therapeutically active material in the vaginal cavity. The vaginal drug delivery system comprises an essentially pH neutral emulsion having globules having two phases, an internal water soluble phase and an external water-insoluble phase or film, wherein the water-soluble interior phase contains a therapeutically active drug or drugs. One novel aspect of the vaginal drug delivery system is that the internal water soluble phase comprises an acidic buffered phase. |
| Inventor(s): | Kirschner; Mitchell I. (St. Louis, MO), Levinson; R. Saul (Chesterfield, MO), Riley; Thomas C. (Manchester, MO), Hermelin; Marc S. (St. Louis, MO) |
| Assignee: | KV Pharmaceutical Company (St. Louis, MO) |
| Application Number: | 10/101,014 |
| Patent Litigation and PTAB cases: | See patent lawsuits and PTAB cases for patent 6,899,890 |
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Patent Claim Types: see list of patent claims | Compound; Delivery; Composition; Dosage form; Use; |
Drugs Protected by US Patent 6,899,890
| Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | TE | Type | RLD | RS | Patent No. | Patent Expiration | Product | Substance | Delist Req. | Patented / Exclusive Use | Submissiondate |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Perrigo Pharma Intl | CLINDESSE | clindamycin phosphate | CREAM;VAGINAL | 050793-001 | Nov 30, 2004 | RX | Yes | Yes | Start Trial | Start Trial | Y | METHOD OF TREATING BACTERIAL VAGINOSIS | 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 |
International Family Members for US Patent 6,899,890
| Country | Patent Number | Estimated Expiration | Supplementary Protection Certificate | SPC Country | SPC Expiration |
|---|---|---|---|---|---|
| Argentina | 039037 | Start Trial | |||
| Australia | 2002300175 | Start Trial | |||
| Australia | 2003218233 | Start Trial | |||
| >Country | >Patent Number | >Estimated Expiration | >Supplementary Protection Certificate | >SPC Country | >SPC Expiration |
