Details for Patent: 11,261,198
Which drugs does patent 11,261,198 protect, and when does it expire?
Patent 11,261,198 protects XOFLUZA and is included in two NDAs.
This patent has twenty-six patent family members in seventeen countries.
Summary for Patent: 11,261,198
| Title: | Process for preparing substituted polycyclic pyridone derivative and crystal thereof |
| Abstract: | The present invention provides a process for preparing a compound of the formula (II):wherein R2 is unsubstituted alkyl,characterized by reacting a compound of the formula (I):wherein R1 is hydrogen or a protecting group other than unsubstituted alkyl,with a compound of the formula: R2—OH, wherein R2 is as defined above, in the presence of a sodium salt and/or a magnesium salt. |
| Inventor(s): | Setsuya SHIBAHARA, Kosuke Anan |
| Assignee: | Shionogi and Co Ltd |
| Application Number: | US16/310,897 |
| Patent Litigation and PTAB cases: | See patent lawsuits and PTAB cases for patent 11,261,198 |
|
Patent Claim Types: see list of patent claims | Compound; Process; |
Drugs Protected by US Patent 11,261,198
| Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | TE | Type | RLD | RS | Patent No. | Patent Expiration | Product | Substance | Delist Req. | Patented / Exclusive Use | Submissiondate |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Genentech Inc | XOFLUZA | baloxavir marboxil | FOR SUSPENSION;ORAL | 214410-001 | Nov 23, 2020 | RX | Yes | Yes | ⤷ Start Trial | ⤷ Start Trial | Y | ⤷ Start Trial | ||||
| Genentech Inc | XOFLUZA | baloxavir marboxil | FOR SUSPENSION;ORAL | 214410-002 | May 30, 2025 | RX | Yes | No | ⤷ Start Trial | ⤷ Start Trial | Y | ⤷ Start Trial | ||||
| Genentech Inc | XOFLUZA | baloxavir marboxil | FOR SUSPENSION;ORAL | 214410-003 | May 30, 2025 | 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: 11,261,198
| Foriegn Application Priority Data | ||
| Foreign Country | Foreign Patent Number | Foreign Patent Date |
| Japan | JP2016-121453 | Jun 20, 2016 |
| PCT Information | |||
| PCT Filed | June 19, 2017 | PCT Application Number: | PCT/JP2017/022478 |
| PCT Publication Date: | December 28, 2017 | PCT Publication Number: | WO2017/221869 |
International Family Members for US Patent 11,261,198
| Country | Patent Number | Estimated Expiration | Supplementary Protection Certificate | SPC Country | SPC Expiration |
|---|---|---|---|---|---|
| Argentina | 108812 | ⤷ Start Trial | |||
| Australia | 2017282305 | ⤷ Start Trial | |||
| Brazil | 112018076600 | ⤷ Start Trial | |||
| >Country | >Patent Number | >Estimated Expiration | >Supplementary Protection Certificate | >SPC Country | >SPC Expiration |
