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Details for Patent: 5,008,294

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Summary for Patent: 5,008,294

Title: Methods of treating tumors with compositions of catecholic butanes
Abstract:The invention relates to methods useful in the treatment of benign, premalignant and malignant solid tumors, especially those of the skin comprising methods for the administration of pharmacologically active compositions containing catecholic butanes. The invention also relates to methods of preventing the occurence of tumors, and the use of catecholic butanes as a sunscreening agent. The preferred catecholic butane is nordihydroguaiaretic acid. The preferred methods of application of the compositions containing catecholic butanes are by topical application and intratumor injection.
Inventor(s): Neiss; Edward S. (Denver, CO), Allen; Larry M. (Golden, CO)
Assignee: Chemex Pharmaceuticals, Inc. (Denver, CO)
Application Number:07/057,481
Patent Claim Types:
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Use; Composition; Dosage form;

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International Patent Family for Patent: 5,008,294

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria70449► Subscribe
Australia1736088► Subscribe
Australia2099092► Subscribe
Australia616641► Subscribe
Australia8172487► 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.