Tapinarof Patent Expiration

Tapinarof is Used for managing plaque psoriasis in adults through topical application. It was first introduced by Dermavant Sciences Inc in its drug Vtama on May 23, 2022.


Tapinarof Patents

Given below is the list of patents protecting Tapinarof, 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
Vtama US10195160 Topical pharmaceutical compositions May 19, 2036 Dermavant Sci
Vtama US10426743 Topical pharmaceutical compositions May 19, 2036 Dermavant Sci
Vtama US10647649 Process for preparing tapinarof Nov 13, 2038 Dermavant Sci
Vtama US11458108 Topical pharmaceutical compositions May 19, 2036 Dermavant Sci
Vtama US11590088 Use of Tapinarof for the treatment of chronic plaque psoriasis Nov 13, 2039 Dermavant Sci
Vtama US11597692 Process for preparing tapinarof Nov 13, 2038 Dermavant Sci
Vtama US11612573 Topical pharmaceutical compositions May 19, 2036 Dermavant Sci
Vtama US11617724 Topical pharmaceutical compositions May 19, 2036 Dermavant Sci
Vtama US11622945 Topical pharmaceutical compositions May 19, 2036 Dermavant Sci


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 Tapinarof's patents.

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

Event Date Patent/Publication
Patent litigations
Petition Requesting Trial 13 May, 2024 US11590088
transaction for FDA Determination of Regulatory Review Period 14 Mar, 2024 US10195160
transaction for FDA Determination of Regulatory Review Period 29 Feb, 2024 US10195160
Payment of Maintenance Fee, 4th Year, Large Entity 20 Oct, 2023 US10647649
Second letter to regulating agency to determine regulatory review period 30 Sep, 2023 US10195160
Letter from FDA or Dept of Agriculture re PTE application 28 Sep, 2023 US10195160
Patent Issue Date Used in PTA Calculation 11 Apr, 2023 US11622945
Recordation of Patent Grant Mailed 11 Apr, 2023 US11622945
Patent Issue Date Used in PTA Calculation 04 Apr, 2023 US11617724
Recordation of Patent Grant Mailed 04 Apr, 2023 US11617724



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