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Details for Patent: 6,756,033

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Patent 6,756,033 protects TYVASO and is included in one NDA. There has been one Paragraph IV challenge on Tyvaso. There is one tentative approval for the compound protected by this patent. Additional details are available via the generic ingredient links below.

This patent has thirteen patent family members in eleven countries.

Summary for Patent: 6,756,033

Title: Method for delivering benzindene prostaglandins by inhalation
Abstract:A method of delivering benzindene prostaglandins to a patient by inhalation is discussed. A benzindene prostaglandin known as UT-15 has unexpectedly superior results when administered by inhalation compared to parenterally administered UT-15 in sheep with induced pulmonary hypertension.
Inventor(s): Cloutier; Gilles (Chapel Hill, NC), Crow; James (Chapel Hill, NC), Wade; Michael (Chapel Hill, NC), Parker; Richard E. (Spring Hill, TN), Loyd; James E. (Nashville, TN)
Assignee: United Therapeutics Corporation (Washington, DC)
Application Number:10/212,149
Patent Claim Types:
see list of patent claims
Use; Formulation; Delivery; Composition;
Patent Metrics:
Source: PatentQuant.com
Field: Pharmaceuticals
Back Citations: 8th 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
United Therap
TYVASO
treprostinil
SOLUTION;INHALATION022387-001Jul 30, 2009RXYes6,756,033► subscribe TREATMENT OF PULMONARY HYPERTENSION BY INHALATION
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Non-Orange Book Patents for Patent: 6,756,033

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
6,521,212 Method for treating peripheral vascular disease by administering benzindene prostaglandins by inhalation► 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: 6,756,033

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Portugal1161234► subscribe
Japan2011201907► subscribe
Japan4819224► 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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