Olutasidenib Patent Expiration

Olutasidenib is Used for treating acute myeloid leukemia with IDH1 mutation in adult patients. It was first introduced by Rigel Pharmaceuticals Inc in its drug Rezlidhia on Dec 1, 2022.


Olutasidenib Patents

Given below is the list of patents protecting Olutasidenib, 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
Rezlidhia US11723905 Solid forms of ((s)-5-((1-(6-chloro-2-oxo-1,2-dihydroquinolin-3-yl)ethyl)amino)-1-methyl-6-oxo-1,6-dihydropyridine-2-carbonitrile Nov 12, 2039 Rigel Pharms
Rezlidhia US11738018 Inhibiting mutant isocitrate dehydrogenase 1 (mIDH-1) Jul 17, 2039 Rigel Pharms
Rezlidhia US10532047 Solid forms of ((S)-5-((1-(6-chloro-2-oxo-1,2-dihydroquinolin-3-yl)ethyl)amino)-1-methyl-6-oxo-1,6-dihydropyridine-2-carbonitrile May 16, 2039 Rigel Pharms
Rezlidhia US10959994 Solid forms of ((S)-5-((1-(6-chloro-2-oxo-1,2-dihydroquinolin-3-yl)ethyl)amino)-1-methyl-6-oxo-1,6-dihydropyridine-2-carbonitrile May 16, 2039 Rigel Pharms
Rezlidhia US11013733 Inhibiting mutant isocitrate dehydrogenase 1 (mlDH-1) May 16, 2039 Rigel Pharms
Rezlidhia US11013734 Treating patients harboring an isocitrate dehydrogenase-1 (IDH-1) mutation May 16, 2039 Rigel Pharms
Rezlidhia US11376246 Inhibiting mutant IDH-1 May 16, 2039 Rigel Pharms
Rezlidhia US11497743 Treating patients harboring an isocitrate dehydrogenase 1 (IDH-1) mutation May 16, 2039 Rigel Pharms
Rezlidhia US12053463 Solid forms of ((s)-5-((1-(6-chloro-2-oxo-1,2-dihydroquinolin-3-yl)ethyl)amino)-1-methyl-6-oxo-1,6-dihydropyridine-2-carbonitrile May 16, 2039 Rigel Pharms
Rezlidhia US10414752 Pyridin-2(1H)-one quinolinone derivatives as mutant-isocitrate dehydrogenase inhibitors Sep 18, 2035 Rigel Pharms
Rezlidhia US10550098 Pyridin-2(1H)-one quinolinone derivatives as mutant-isocitrate dehydrogenase inhibitors Sep 18, 2035 Rigel Pharms
Rezlidhia US11498913 Pyridin-2(1H)-one quinolinone derivatives as mutant-isocitrate dehydrogenase inhibitors Sep 18, 2035 Rigel Pharms
Rezlidhia US9834539 Pyridin-2(1H)-one quinolinone derivatives as mutant-isocitrate dehydrogenase inhibitors Sep 18, 2035 Rigel Pharms



A patent's expiry date may change depending upon legal activities going on that patent. Critical activities like abandoning of a patent, term extension of a patent or amendment of its claims can increase or decrease the life of a patent hence affecting its expiry date and in turn affecting the generic launch date of that drug. Tracking these ongoing activities on a patent application helps to keep an eye on the latest developments in the patent process of the drug which can give an idea of how early a drug's generic could be available. The next section provides a list of recent legal activities on Olutasidenib's patents.

Given below is the list recent legal activities going on the following patents of Olutasidenib.

Activity Date Patent Number
Patent litigations
Change in Power of Attorney (May Include Associate POA) 28 Feb, 2024 US11013734
Email Notification 28 Feb, 2024 US10959994
Change in Power of Attorney (May Include Associate POA) 28 Feb, 2024 US10550098
Change in Power of Attorney (May Include Associate POA) 28 Feb, 2024 US10959994
Email Notification 28 Feb, 2024 US10414752
Email Notification 28 Feb, 2024 US10550098
Email Notification 28 Feb, 2024 US10532047
Change in Power of Attorney (May Include Associate POA) 28 Feb, 2024 US10414752
Change in Power of Attorney (May Include Associate POA) 28 Feb, 2024 US10532047
Email Notification 28 Feb, 2024 US11013734


Olutasidenib's Family Patents

Family Patents

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