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Details for Patent: 6,765,117

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Patent 6,765,117 protects REMODULIN, TYVASO, and ORENITRAM, and is included in three NDAs. There have been zero Paragraph IV challenges on Orenitram, Tyvaso, and Remodulin. 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 twelve patent family members in eleven countries.

Summary for Patent: 6,765,117

Title: Process for stereoselective synthesis of prostacyclin derivatives
Abstract:An improved method is described for making 9-deoxy-PGF.sub.1 -type compounds. In contrast to the prior art, the method is stereoselective and requires fewer steps than the known methods for making these compounds. The invention also relates to novel intermediates prepared during the synthesis of the 9-deoxy-PGF.sub.1 -type compounds.
Inventor(s): Moriarty; Robert M. (Oak Park, IL), Penmasta; Raju (Bolingbrook, IL), Guo; Liang (Chicago, IL), Rao; Munagala S. (Westmont, IL), Staszewski; James P. (Naperville, IL)
Assignee: United Therapeutic Corporation (Washington, DC)
Application Number:10/184,907
Patent Claim Types:
see list of patent claims
Compound; Process;
Patent Metrics:
Source: PatentQuant.com
Field: Organic fine chemistry
Back Citations: 4th 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
REMODULIN
treprostinil
INJECTABLE;IV (INFUSION), SUBCUTANEOUS021272-001May 21, 2002RXNo6,765,117► subscribeY
United Therap
REMODULIN
treprostinil
INJECTABLE;IV (INFUSION), SUBCUTANEOUS021272-002May 21, 2002RXNo6,765,117► subscribeY
United Therap
REMODULIN
treprostinil
INJECTABLE;IV (INFUSION), SUBCUTANEOUS021272-003May 21, 2002RXNo6,765,117► subscribeY
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Non-Orange Book Patents for Patent: 6,765,117

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
6,528,688 Prostacyclin derivatives► subscribe
6,441,245 Process for stereoselective synthesis of prostacyclin derivatives► 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: 6,765,117

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria245628► subscribe
Canada2307163► subscribe
Canada2847985► 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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