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Last Updated: November 12, 2019

DrugPatentWatch Database Preview

Details for Patent: 8,252,838

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Which drugs does patent 8,252,838 protect, and when does it expire?

Patent 8,252,838 protects PENNSAID and is included in one NDA.

This patent has eighteen patent family members in fourteen countries.

Summary for Patent: 8,252,838
Title:Diclofenac topical formulation
Abstract: The present invention provides a gel formulation comprising diclofenac sodium which has superior transdermal flux properties, which may be used for the topical treatment of pain, such as in osteoarthritis.
Inventor(s): Kisak; Ed (San Diego, CA), Singh; Jagat (Toronto, CA)
Assignee: Nuvo Research Inc. (Mississauga, CA)
Application Number:12/134,121
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 8,252,838
Patent Claim Types:
see list of patent claims
Formulation; Compound; Use; Dosage form;

Drugs Protected by US Patent 8,252,838

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Hznp PENNSAID diclofenac sodium SOLUTION;TOPICAL 204623-001 Jan 16, 2014 RX Yes Yes   Start Trial   Start Trial Y USE OF TOPICAL DICLOFENAC ON A JOINT FOR TREATING OSTEOARTHRITIS   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

International Family Members for US Patent 8,252,838

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2007311019   Start Trial
Brazil PI0717769   Start Trial
Canada 2666398   Start Trial
China 101588791   Start Trial
China 104606126   Start Trial
Denmark 2086504   Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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Serving leading biopharmaceutical companies globally:

McKinsey
Mallinckrodt
Harvard Business School
Boehringer Ingelheim
Johnson and Johnson
McKesson

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