Aminolevulinic Acid Hydrochloride Patent Expiration

Aminolevulinic Acid Hydrochloride is Used for treating actinic keratoses on the upper extremities, face, and scalp through photodynamic therapy. It was first introduced by Sun Pharmaceutical Industries Inc in its drug Levulan on Dec 3, 1999. Other drugs containing Aminolevulinic Acid Hydrochloride are Ameluz, Gleolan. 3 different companies have introduced drugs containing Aminolevulinic Acid Hydrochloride.


Aminolevulinic Acid Hydrochloride Patents

Given below is the list of patents protecting Aminolevulinic Acid Hydrochloride, along with the drug name that holds that patent and the company name owning that drug.

Drug Used in Drug Patent Number Drug Patent Title Drug Patent Expiry Drug Owner
Ameluz US11235169 Illumination device for photodynamic therapy, method for treating a skin disease and method for operating an illumination device Oct 15, 2040 Biofrontera
Levulan US10357567 Methods for photodynamic therapy Jan 12, 2038 Sun Pharm Inds Inc
Levulan US11077192 Methods for photodynamic therapy Jan 12, 2038 Sun Pharm Inds Inc
Levulan US11135293 Methods for photodynamic therapy Jan 12, 2038 Sun Pharm Inds Inc
Levulan US11571478 Methods for photodynamic therapy Jan 12, 2038 Sun Pharm Inds Inc
Levulan US11690914 Methods for photodynamic therapy Jan 12, 2038 Sun Pharm Inds Inc
Ameluz US11540981 Nanoemulsion formulation with improved stability and cell penetration Feb 07, 2028 Biofrontera
Ameluz US6559183 Nano-emulsion of 5-aminolevulinic acid Nov 12, 2019

(Expired)

Biofrontera
Levulan US7723910 Method of photodynamically diagnosing or treating a contoured surface Jun 17, 2019

(Expired)

Sun Pharm Inds Inc
Levulan US6709446 Illuminator for photodynamic therapy and diagnosis which produces substantially uniform intensity visible light May 01, 2018

(Expired)

Sun Pharm Inds Inc
Levulan US8216289 Illuminator for photodynamic therapy May 01, 2018

(Expired)

Sun Pharm Inds Inc
Levulan US8758418 Illuminator for photodynamic therapy May 01, 2018

(Expired)

Sun Pharm Inds Inc
Levulan US5954703 Method and apparatus for applying 5-aminolevulinic acid Oct 31, 2017

(Expired)

Sun Pharm Inds Inc
Levulan US5079262 Method of detection and treatment of malignant and non-malignant lesions utilizing 5-aminolevulinic acid Sep 30, 2013

(Expired)

Sun Pharm Inds Inc



Aminolevulinic Acid Hydrochloride's Family Patents

Family Patents

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