Generated: December 15, 2017
DrugPatentWatch Database Preview
Details for Patent: 6,114,319
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Which drugs does patent 6,114,319 protect, and when does it expire?
Patent 6,114,319 protects DUREZOL and is included in one NDA. There has been one Paragraph IV challenge on Durezol.
Protection for DUREZOL has been extended six months for pediatric studies, as indicated by the *PED designation in the table below.
This patent has six patent family members in five countries.
Summary for Patent: 6,114,319
|Title:|| Compositions containing difluprednate|
|Abstract:||The present invention relates to a liquid composition comprising difluprednate, oil, water and an emulsifier. The composition of the present invention has superior antiinflammatory action and antiallergic action. The composition of the present invention shows superior transfer to a lesion and uniform drug distribution upon administration, as compared to conventional preparations containing difluprednate, so that it shows sufficient efficacy in a smaller dose. The inventive composition is associated with extremely less uncomfortable feeling and foreign sensation upon administration, as compared to conventional preparations containing difluprednate, and it can be administered easily to local sites of eye, nose, ear and the like.|
|Inventor(s):|| Kimura; Masako (Kakogawa, JP), Yasueda; Shin-ichi (Kobe, JP), Yamaguchi; Masazumi (Kobe, JP), Inada; Katsuhiro (Kobe, JP) |
|Assignee:|| Senju Pharmaceutical Co., Ltd. (JP) Mitsubishi Chemical Corporation (JP) |
Patent Claim Types:|
see list of patent claims
|Compound; Dosage form; |
Foreign Priority and PCT Information for Patent: 6,114,319
|Foriegn Application Priority Data|
||Foreign Patent Number
||Foreign Patent Date
|Japan||9-124415||May 14, 1997|
International Patent Family for Patent: 6,114,319
The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws,
it is advisable to have patent counsel verify freedom to operate.
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