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Last Updated: April 19, 2024

Details for Patent: 5,422,093

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Summary for Patent: 5,422,093

Title:	Photochemotherapeutic method using 5-aminolevulinic acid and precursors thereof
Abstract:	A method of detecting and treating malignant and non-malignant tissue abnormalities and lesions of the skin; conjunctiva; respiratory, digestive and vaginal mucosa; endometrium and urothelium; and for ablating the endometrial tissue and treating body fluids, including blood containing suspended abnormal cells, and for treating cancers of the nervous system in which 5-aminolevulinic acid or precursor thereof is administered to the patient in an amount sufficient to induce synthesis fluorescence and/or photosensitizing concentrations of a protoporphyrin IX in the abnormal cells, followed by exposure of the abnormal cells to light of photoactivating wavelengths.
Inventor(s):	Kennedy; James C. (Kingston, CA), Pottier; Roy H. (Kingston, CA), Reid; Robert L. (Kingston, CA)
Assignee:	Queen's University (Kington, CA)
Application Number:	08/082,113
Patent Claim Types: see list of patent claims	Use;

Drugs Protected by US Patent 5,422,093

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Patented / Exclusive Use	Submissiondate
>Applicant	>Tradename	>Generic Name	>Dosage	>NDA	>Approval Date	>TE	>Type	>RLD	>RS	>Patent No.	>Patent Expiration	>Product	>Substance	>Delist Req.	>Patented / Exclusive Use	>Submissiondate

International Family Members for US Patent 5,422,093

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Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
Austria	287709	⤷ Try a Trial
Australia	3883293	⤷ Try a Trial
Australia	5888796	⤷ Try a Trial
Australia	6034390	⤷ Try a Trial
Australia	624985	⤷ Try a Trial
Australia	674310	⤷ Try a Trial
Canada	2126761	⤷ Try a Trial
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

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