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Details for Patent: 7,037,525

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Patent 7,037,525 protects TRILEPTAL and is included in two NDAs. There have been two Paragraph IV challenges on Trileptal.

Protection for TRILEPTAL has been extended six months for pediatric studies, as indicated by the *PED designation in the table below.

This patent has forty-three patent family members in thirty-three countries.

This patent has expired prematurely due to non-payment of maintenance fees. See details below.

Summary for Patent: 7,037,525

Title:Oxacarbazepine film-coated tablets
Abstract:The invention relates to formulations, e.g. film-coated tablets containing oxcarbazepine and to processes for the production of said formulations. The film-coated tablets have a tablet core comprising a therapeutically effective dose of oxacarbazepine being in a finely ground form having a mean particle size of from 4 to 12 .mu.m (median value), and a hydrophilic permeable outer coating.
Inventor(s): Schlutermann; Burkhard (Au, DE)
Assignee: Novartis AG (Basel, CH)
Application Number:10/429,634
Patent Claim Types:
see list of patent claims
Use; Formulation; Dosage form;
Patent Metrics:
Source: PatentQuant.com
Field: Pharmaceuticals
Back Citations: 25th percentile
Forward Citations: 2nd percentile

Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
TABLET;ORAL021014-001Jan 14, 2000RXNo7,037,525*PEDAug 12, 2018Y
TABLET;ORAL021014-002Jan 14, 2000RXNo7,037,525*PEDAug 12, 2018Y
TABLET;ORAL021014-003Jan 14, 2000RXYes7,037,525*PEDAug 12, 2018Y
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Premature patent expiration for: 7,037,525

Expiration due to failure to pay maintenance fee

Patent Number Expiration Date
7,037,525 May 02, 2014

Foreign Priority and PCT Information for Patent: 7,037,525

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Switzerland97/331Feb 14, 1997

International Patent Family for Patent: 7,037,525

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Taiwan529957► subscribe
Turkey9901804► subscribe
Slovakia284503► 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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