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Serving leading biopharmaceutical companies globally:

Cantor Fitzgerald
Boehringer Ingelheim

Generated: November 18, 2017

DrugPatentWatch Database Preview

Details for Patent: 5,770,619

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Summary for Patent: 5,770,619

Title: Method of activating photosensitive agents
Abstract:A method of administering photodynamic therapy begins with administering to an animal an effective amount of a photosensitizing agent which is less than about one half of the usual clinical dose for the photosensitizing agent. Then, following a post injection interval which is less about one quarter of the usual post injection interval, an effective dose of light which is less than about one half of the usual clinical dose of light used in conjunction with the photosensitizing agent is administered to the animal.
Inventor(s): Richter; Anna M. (Vancouver, CA), Waterfield; Elizabeth (Vancouver, CA), Levy; Julia G. (Vancouver, CA)
Assignee: University of British Columbia (Vancouver, CA)
Application Number:08/551,471
Patent Claim Types:
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International Patent Family for Patent: 5,770,619

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Spain2148132► Subscribe
Spain2143539► Subscribe
Germany947222► Subscribe
Germany69327972► Subscribe
Germany69334009► Subscribe
Denmark0680365► Subscribe
Denmark0947222► Subscribe
European Patent Office0680365► Subscribe
European Patent Office0947222► Subscribe
Canada2149636► 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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Serving leading biopharmaceutical companies globally:

Harvard Business School
Cantor Fitzgerald
Express Scripts

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