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Last Updated: March 29, 2024

Details for Patent: 8,771,648


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Which drugs does patent 8,771,648 protect, and when does it expire?

Patent 8,771,648 protects TAVALISSE and is included in one NDA.

This patent has thirty-one patent family members in twenty-five countries.

Summary for Patent: 8,771,648
Title:(Trimethoxyphenylamino) pyrimidinyl formulations
Abstract: There are provided pharmaceutical compositions comprising greater than 15% w/w of a compound of Formula (I) as defined herein and/or hydrate thereof and an amount of one or more effervescent agents that is sufficient to provide satisfactory in vitro dissolution; and further comprising one or more pharmaceutically acceptable ingredients; and to processes for obtaining them. ##STR00001##
Inventor(s): Gururajan; Bindhumadhavan (Molndal, SE), Alhusban; Farhan Abdul Karim (Macclesfield, GB), Gabbott; Ian Paul (Macclesfield, GB), Simpson; David Bradley Brook (Macclesfield, GB), Sievwright; Dawn (Macclesfield, GB)
Assignee: Rigel Pharmaceuticals, Inc. (South San Francisco, CA)
Application Number:13/559,805
Patent Claim Types:
see list of patent claims
Composition; Formulation; Compound; Dosage form;

Drugs Protected by US Patent 8,771,648

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Rigel Pharms Inc TAVALISSE fostamatinib disodium TABLET;ORAL 209299-001 Apr 17, 2018 RX Yes No ⤷  Try a Trial ⤷  Try a Trial Y ⤷  Try a Trial
Rigel Pharms Inc TAVALISSE fostamatinib disodium TABLET;ORAL 209299-002 Apr 17, 2018 RX Yes Yes ⤷  Try a Trial ⤷  Try a Trial Y ⤷  Try a 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

International Family Members for US Patent 8,771,648

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Argentina 087371 ⤷  Try a Trial
Australia 2012288632 ⤷  Try a Trial
Brazil 112014001999 ⤷  Try a Trial
Canada 2843138 ⤷  Try a Trial
China 103826610 ⤷  Try a Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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