Last Updated: September 24, 2026

Details for Patent: 9,108,975


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Which drugs does patent 9,108,975 protect, and when does it expire?

Patent 9,108,975 protects SYMPROIC and is included in one NDA.

This patent has forty-three patent family members in twenty-five countries.

Summary for Patent: 9,108,975
Title:Crystal of 6,7-unsaturated-7-carbamoyl morphinan derivative and method for producing the same
Abstract:Stable crystalline forms of a compound represented by the formula (IA): an acid addition salt, and/or a solvate thereof are provided by the present invention. Said crystalline forms are extremely useful as materials for preparing medicines. Novel processes for preparing 6,7-unsaturated-7-carbamoyl morphinan derivatives are also provided by the present invention.
Inventor(s):Yoshinori Tamura, Kouichi Noguchi, Masanao Inagaki, Kenji Morimoto, Nobuhiro Haga, Shinichi Oda, Sohei Omura
Assignee: Shionogi and Co Ltd
Application Number:US13/884,770
Patent Claim Types:
see list of patent claims
Composition; Compound;

Drugs Protected by US Patent 9,108,975

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Bdsi SYMPROIC naldemedine tosylate TABLET;ORAL 208854-001 Mar 23, 2017 RX Yes Yes ⤷  Start Trial ⤷  Start Trial Y 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: 9,108,975

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Japan2010-253688Nov 12, 2010
PCT Information
PCT FiledNovember 11, 2011PCT Application Number:PCT/JP2011/076034
PCT Publication Date:May 18, 2012PCT Publication Number: WO2012/063933

International Family Members for US Patent 9,108,975

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2011327113 ⤷  Start Trial
Australia 2015221439 ⤷  Start Trial
Brazil 112013011593 ⤷  Start Trial
Canada 2814195 ⤷  Start Trial
China 103298819 ⤷  Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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