Details for Patent: 7,727,987
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Which drugs does patent 7,727,987 protect, and when does it expire?
Patent 7,727,987 protects KUVAN and is included in one NDA.
Protection for KUVAN has been extended six months for pediatric studies, as indicated by the *PED designation in the table below.
This patent has fifteen patent family members in nine countries.
Summary for Patent: 7,727,987
| Title: | Crystalline forms of (6R)-L-erythro-tetrahydrobiopterin dihydrochloride |
| Abstract: | Crystal forms of (6R)-L-erythro-tetrahydrobiopterin dihydrochloride, hydrates and solvates and processes for their preparation are provided. These crystal forms are either intermediates for the preparation of stable polymorphic form B or are suitable for solid formulations. |
| Inventor(s): | Moser; Rudolf (Schaffhausen, CH), Groehn; Viola (Dachsen, CH), Egger; Thomas (Kempthal, CH), Blatter; Fritz (Reinach, CH) |
| Assignee: | Merck Eprova AG (Schaffhausen, CH) |
| Application Number: | 10/990,316 |
| Patent Litigation and PTAB cases: | See patent lawsuits and PTAB cases for patent 7,727,987 |
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Patent Claim Types: see list of patent claims | Compound; Composition; Dosage form; Process; |
Drugs Protected by US Patent 7,727,987
| Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | TE | Type | RLD | RS | Patent No. | Patent Expiration | Product | Substance | Delist Req. | Patented / Exclusive Use | Submissiondate |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Biomarin Pharm | KUVAN | sapropterin dihydrochloride | TABLET;ORAL | 022181-001 | Dec 13, 2007 | AB | RX | Yes | Yes | ⤷ Sign Up | ⤷ Sign Up | Y | ⤷ Sign Up | |||
| >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 7,727,987
| Country | Patent Number | Estimated Expiration | Supplementary Protection Certificate | SPC Country | SPC Expiration |
|---|---|---|---|---|---|
| Australia | 2004311544 | ⤷ Sign Up | |||
| Australia | 2012200512 | ⤷ Sign Up | |||
| Canada | 2545968 | ⤷ Sign Up | |||
| Canada | 2678124 | ⤷ Sign Up | |||
| Canada | 2678125 | ⤷ Sign Up | |||
| Canada | 2678165 | ⤷ Sign Up | |||
| China | 1894251 | ⤷ Sign Up | |||
| >Country | >Patent Number | >Estimated Expiration | >Supplementary Protection Certificate | >SPC Country | >SPC Expiration |
