Tapinarof Patent Expiration
Tapinarof is Used for managing plaque psoriasis in adults through topical application. It was first introduced by Dermavant Sciences Inc
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 | US11590088 | Use of Tapinarof for the treatment of chronic plaque psoriasis | Nov 13, 2039 | Dermavant Sci |
| Vtama | US10647649 | Process for preparing tapinarof | Nov 13, 2038 | Dermavant Sci |
| Vtama | US11597692 | Process for preparing tapinarof | Nov 13, 2038 | Dermavant Sci |
| Vtama | US10195160 | Topical pharmaceutical compositions | May 19, 2036 | Dermavant Sci |
| Vtama | US10426743 | Topical pharmaceutical compositions | May 19, 2036 | Dermavant Sci |
| Vtama | US11458108 | Topical pharmaceutical compositions | May 19, 2036 | 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.
Latest Legal Activities on Tapinarof's Patents
Given below is the list recent legal activities going on the following patents of Tapinarof.
| Activity | Date | Patent Number |
|---|---|---|
 | ||
| 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 Critical | 11 Apr, 2023 | US11622945 |
| Recordation of Patent Grant Mailed Critical | 11 Apr, 2023 | US11622945 |
| Patent Issue Date Used in PTA Calculation Critical | 04 Apr, 2023 | US11617724 |
| Recordation of Patent Grant Mailed Critical | 04 Apr, 2023 | US11617724 |
Tapinarof's Family Patents
