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Details for Patent: 5,364,842

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Patent 5,364,842 protects PRIALT and is included in one NDA.

This patent has nine patent family members in eight countries.

Summary for Patent: 5,364,842

Title: Method of producing analgesia
Abstract:A method of producing analgesia and enhancing opiate analgesia is disclosed. The method includes administering TVIA (SNX-185) or MVIIA (SNX-111) omega-conopeptide, or derivative thereof which is characterized by its ability to (a) inhibit voltage-gated calcium channels selectively in neuronal tissue, as evidenced by the peptide's ability to inhibit electrically stimulated contraction of the guinea pig ileum, and (b) bind to omega-conopeptide MVIIA binding sites present in neuronal tissue.
Inventor(s): Justice; Alan (Sunnyvale, CA), Singh; Tejinder (Palo Alto, CA), Gohil; Kishor C. (Richmond, CA), Valentino; Karen L. (San Carlos, CA)
Assignee: Neurex Corporation (Menlo Park, CA)
Application Number:08/081,863
Patent Claim Types:
see list of patent claims
Use;

Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Jazz Pharms Intl
PRIALT
ziconotide acetate
INJECTABLE;INTRATHECAL021060-002Dec 28, 2004RXYes5,364,842► subscribe TREATMENT OF PAIN
Jazz Pharms Intl
PRIALT
ziconotide acetate
INJECTABLE;INTRATHECAL021060-002Dec 28, 2004RXYes5,364,842► subscribe ANALGESIA
Jazz Pharms Intl
PRIALT
ziconotide acetate
INJECTABLE;INTRATHECAL021060-003Dec 28, 2004DISCNNo5,364,842► subscribe TREATMENT OF PAIN
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Non-Orange Book Patents for Patent: 5,364,842

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
6,136,786 Method for enhancing analgesia► subscribe
5,859,186 Methods for producing analgesia► subscribe
5,587,454 Omega conopeptide compositions► 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: 5,364,842

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria165977► subscribe
Australia3428093► subscribe
Australia689438► 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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