Rilzabrutinib Patent Expiration

Rilzabrutinib was first introduced by Genzyme Corp in its drug Wayrilz on Aug 29, 2025.


Rilzabrutinib Patents

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

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Drug Used in Drug Patent Number Drug Patent Title Drug Patent Expiry Drug Owner
Wayrilz US11708370 Solid Forms Of 2-[3-[4-Amino-3-(2-Fluoro-4-Phenoxyphenyl)Pyrazolo[3,4-D]Pyrimidin-1-Yl]Piperidine-1-Carbonyl]-4-Methyl-4-[4-(Oxetan-3-Yl)Piperazin-1-Yl]Pent-2-Enenitrile Feb 20, 2041 Genzyme Corp
Wayrilz US12178818 Methods For Treating Immune Thrombocytopenia By Administering (R)-2-[3-[4-Amino-3-(2-Fluoro-4-Phenoxy-Phenyl)Pyrazolo[3,4-D]Pyrimidin-1-Yl]Piperidine-1-Carbonyl]-4-Methyl-4-[4-(Oxetan-3-Yl)Piperazin-1-Yl]Pent-2-Enenitrile Oct 13, 2040 Genzyme Corp
Wayrilz US8940744 Pyrazolopyrimidine Compounds As Kinase Inhibitors Sep 06, 2033 Genzyme Corp
Wayrilz US9266895 Substituted Pyrazolo[3,4-D]Pyrimidines As Kinase Inhibitors Sep 06, 2033 Genzyme Corp
Wayrilz US9994576 Substituted Pyrazolo[3,4-D]Pyrimidines As Kinase Inhibitors Sep 06, 2033 Genzyme Corp
Wayrilz US9580427 Kinase Inhibitors Mar 01, 2033 Genzyme Corp



Rilzabrutinib's Family Patents

Family Patents

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Rilzabrutinib Generic API Manufacturers

Given below is the list of companies who have filed for Rilzabrutinib generic, along with the locations of their manufacturing plants worldwide.