Details for Patent: 6,720,453
Summary for Patent: 6,720,453
| Title: | Formoterol tartrate polymorph |
| Abstract: | A method of preparation of a highly pure salt of R,R-formoterol L-tartrate is disclosed. The process provides the most thermodynamically stable polymorph by recrystallization of a novel polymorph. |
| Inventor(s): | Gerald J. Tanoury, Chris H. Senanayake, Donald W. Kessler |
| Assignee: | Sumitomo Pharma America Inc |
| Application Number: | US10/238,204 |
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Patent Claim Types: see list of patent claims | Use; Composition; Dosage form; |
Drugs Protected by US Patent 6,720,453
| Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | TE | Type | RLD | RS | Patent No. | Patent Expiration | Product | Substance | Delist Req. | Patented / Exclusive Use | Submissiondate |
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International Family Members for US Patent 6,720,453
| Country | Patent Number | Estimated Expiration | Supplementary Protection Certificate | SPC Country | SPC Expiration |
|---|---|---|---|---|---|
| Austria | 450497 | ⤷ Start Trial | |||
| Australia | 2002349914 | ⤷ Start Trial | |||
| Australia | 2008253696 | ⤷ Start Trial | |||
| Canada | 2477642 | ⤷ Start Trial | |||
| >Country | >Patent Number | >Estimated Expiration | >Supplementary Protection Certificate | >SPC Country | >SPC Expiration |
