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Generated: November 24, 2017

DrugPatentWatch Database Preview

Details for Patent: 4,464,378

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Summary for Patent: 4,464,378

Title: Method of administering narcotic antagonists and analgesics and novel dosage forms containing same
Abstract:The invention provides a novel method of administering narcotic antagonists, narcotic analgesics and related compounds, and novel dosage forms containing those compounds which are adapted for nasal administration. The nasal dosage forms disclosed include solutions, suspensions, gels and ointments. Especially preferred compounds which can be advantageously administered in accordance with the invention include naloxone, naltrexone, nalbuphine, levorphanol, buprenorphine, butorphanol, .DELTA..sup.9 -tetrahydrocannabinol (THC), cannabidiol (CBD) and levonantradol.
Inventor(s): Hussain; Anwar A. (Lexington, KY)
Assignee: University of Kentucky Research Foundation (Lexington, KY)
Application Number:06/258,308
Patent Claim Types:
see list of patent claims
Use; Composition; Dosage form; Compound; Delivery; Formulation;

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International Patent Family for Patent: 4,464,378

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
European Patent Office0077393► Subscribe
Canada1183778► Subscribe
Australia8524782► Subscribe
Mexico9203263► Subscribe
World Intellectual Property Organization (WIPO)8203768► 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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