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Details for Patent: 5,968,976

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Patent 5,968,976 protects FOSRENOL and is included in two NDAs. There have been two Paragraph IV challenges on Fosrenol.

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

Summary for Patent: 5,968,976

Title: Pharmaceutical composition containing selected lanthanum carbonate hydrates
Abstract:Selected lanthanum carbonate hydrates may be administered into the gastrointestinal tract, to treat hyperphosphataemia in patients with renal failure.
Inventor(s): Murrer; Barry A (Berkshire, GB), Powell; Nigel A (Berkshire, GB)
Assignee: AnorMed Inc. (Langley, CA)
Application Number:08/913,960
Patent Claim Types:
see list of patent claims
Use; Composition; Compound; Dosage form; Process; Formulation;
Patent Metrics:
Source: PatentQuant.com
Field: Basic materials chemistry
Back Citations: 0th percentile
Forward Citations: 0th percentile

Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Shire Dev Llc
FOSRENOL
lanthanum carbonate
POWDER;ORAL204734-002Sep 24, 2014RXYes5,968,976► subscribeY TO REDUCE SERUM PHOSPHATE IN PATIENTS WITH END STAGE RENAL DISEASE
Shire Dev Llc
FOSRENOL
lanthanum carbonate
POWDER;ORAL204734-001Sep 24, 2014RXNo5,968,976► subscribeY TO REDUCE SERUM PHOSPHATE IN PATIENTS WITH END STAGE RENAL DISEASE
Shire Llc
FOSRENOL
lanthanum carbonate
TABLET, CHEWABLE;ORAL021468-004Nov 23, 2005RXYes5,968,976► subscribeY REDUCTION OF SERUM PHOSPHATE
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Foreign Priority and PCT Information for Patent: 5,968,976

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom9506126Mar 25, 1995
PCT Information
PCT FiledMarch 19, 1996PCT Application Number:PCT/GB96/00575
PCT Publication Date:October 03, 1996PCT Publication Number: WO96/30029

International Patent Family for Patent: 5,968,976

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria209923► subscribe
Australia4951496► subscribe
Australia702073► subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.

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