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Details for Patent: 6,677,326

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Patent 6,677,326 protects RAYOS and is included in one NDA. There has been one Paragraph IV challenge on Rayos.

This patent has fifteen patent family members in seven countries.

Summary for Patent: 6,677,326

Title: Corticosteroid formulation comprising less than 2.5 mg prednisolone for once daily administration
Abstract:The subject invention concerns a unit dose formulation comprising less than 2.5 mg of prednisolone or an equivalent, equipotent amount of another corticosteroid. One embodiment of a method of the invention concerns once daily administration of the unit dose formulation between midnight and 6 a.m. for the treatment of rheumatoid arthritis.
Inventor(s): Bardsley; Hazel Judith (Cambridge, GB), Bannister; Robin Mark (Essex, GB), Gilbert; Julian Clive (Essex, GB)
Assignee: Arakis, Ltd. (GB)
Application Number:10/263,044
Patent Claim Types:
see list of patent claims
Formulation; Use; Dosage form;
Patent Metrics:
Source: PatentQuant.com
Field: Pharmaceuticals
Back Citations: 2nd percentile
Forward Citations: 3rd percentile

Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Horizon Pharma
RAYOS
prednisone
TABLET, DELAYED RELEASE;ORAL202020-001Jul 26, 2012RXNo6,677,326► subscribeY TREATMENT OF PULMONARY, GASTROINTESTINAL AND/OR RHEUMATOLOGICAL DISEASES OR CONDITIONS BY USE OF DELAYED RELEASE FORMULATIONS OF 1MG OR 2MG PREDNISONE
Horizon Pharma
RAYOS
prednisone
TABLET, DELAYED RELEASE;ORAL202020-002Jul 26, 2012RXNo6,677,326► subscribeY TREATMENT OF PULMONARY, GASTROINTESTINAL AND/OR RHEUMATOLOGICAL DISEASES OR CONDITIONS BY USE OF DELAYED RELEASE FORMULATIONS OF 1MG OR 2MG PREDNISONE
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Foreign Priority and PCT Information for Patent: 6,677,326

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom9905898Mar 15, 1999
United Kingdom0023220Sep 21, 2000

Non-Orange Book Patents for Patent: 6,677,326

For Orange Book-listed patents (shown in the main table above) generic applications must certify that the listed patents are expired, invalid, or will not be infringed by generic entry.

The non-Orange Book patents listed below do not require formal certifications, so they do not automatically impede generic entry. Instead, they represent potential opportunities for branded firms to block generic entry through patent infringment challenges.

Patent No. Title Estimated Patent Expiration
6,488,960 Corticosteroid formulation► subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Because of the complexity of determining patent expiration dates it is advisable to have patent counsel verify freedom to operate.

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International Patent Family for Patent: 6,677,326

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
United Kingdom9905898► subscribe
Japan2002539167► subscribe
Japan5355833► 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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Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. thinkBiotech performs no independent verifification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.

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