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Serving leading biopharmaceutical companies globally:

Chinese Patent Office
QuintilesIMS
US Department of Justice
Cantor Fitzgerald
Merck
Cipla
Fuji
AstraZeneca
Mallinckrodt
Colorcon

Generated: November 18, 2017

DrugPatentWatch Database Preview

Details for Patent: 8,303,986

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Which drugs does patent 8,303,986 protect, and when does it expire?


Patent 8,303,986 protects REQUIP XL and is included in one NDA. There have been six Paragraph IV challenges on Requip XL.

This patent has forty-seven patent family members in twenty-seven countries.

Summary for Patent: 8,303,986

Title:Hydrophilic/lipophilic polymeric matrix dosage formulation
Abstract: An oral dosage form comprising a pharmaceutical tablet of one or more layers, one of which carries a biologically active substance; the formulation of said tablet includes different percentages of hydrophilic and lipophilic polymeric materials, and adjuvant substances. The tablets of the present invention show a release rate which is independent from the amounts of active substance present in the tablet.
Inventor(s): Vergnault; Guy (Kembs, FR), Grenier; Pascal (Kappelen, FR), Maggi; Lauretta (Pavia, IT), Conte; Ubaldo (Busto Arsizio, IT)
Assignee: Jagotec AG (Muttenz, CH)
Application Number:12/478,946
Patent Claim Types:
see list of patent claims
Formulation; Compound; Dosage form;

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Glaxosmithkline Llc
REQUIP XL
ropinirole hydrochloride
TABLET, EXTENDED RELEASE;ORAL022008-001Jun 13, 2008ABRXYesYes► Subscribe► SubscribeY
Glaxosmithkline Llc
REQUIP XL
ropinirole hydrochloride
TABLET, EXTENDED RELEASE;ORAL022008-002Jun 13, 2008DISCNYesNo► Subscribe► SubscribeY
Glaxosmithkline Llc
REQUIP XL
ropinirole hydrochloride
TABLET, EXTENDED RELEASE;ORAL022008-003Jun 13, 2008ABRXYesNo► Subscribe► SubscribeY
Glaxosmithkline Llc
REQUIP XL
ropinirole hydrochloride
TABLET, EXTENDED RELEASE;ORAL022008-006Apr 10, 2009ABRXYesNo► Subscribe► SubscribeY
Glaxosmithkline Llc
REQUIP XL
ropinirole hydrochloride
TABLET, EXTENDED RELEASE;ORAL022008-004Jun 13, 2008ABRXYesNo► Subscribe► SubscribeY
Glaxosmithkline Llc
REQUIP XL
ropinirole hydrochloride
TABLET, EXTENDED RELEASE;ORAL022008-005Oct 31, 2008ABRXYesNo► Subscribe► SubscribeY
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Foreign Priority and PCT Information for Patent: 8,303,986

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
ItalyMI00A0852Apr 14, 2000
ItalyMI00A1963Sep 07, 2000

Non-Orange Book Patents for Patent: 8,303,986

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
7,927,624Hydrophilic/lipophilic polymeric matrix dosage formulation► Subscribe
8,460,706Hydrophilic/lipophilic polymeric matrix dosage 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: 8,303,986

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Poland202689► Subscribe
Poland365837► Subscribe
New Zealand521902► Subscribe
Norway333572► Subscribe
Norway20024919► Subscribe
MexicoPA02010151► Subscribe
South Korea20080047630► Subscribe
South Korea20070065922► Subscribe
South Korea101158968► Subscribe
South Korea20090094406► 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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Serving leading biopharmaceutical companies globally:

Teva
Moodys
Chubb
Boehringer Ingelheim
Daiichi Sankyo
UBS
Cantor Fitzgerald
Chinese Patent Office
Julphar
Medtronic

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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