Abiraterone Acetate Patent Expiration
Abiraterone Acetate is Used for the treatment of advanced prostate cancer in combination with prednisone, including metastatic castration-resistant and high-risk castration-sensitive types. It was first introduced by Janssen Biotech Inc
Abiraterone Acetate Patents
Given below is the list of patents protecting Abiraterone Acetate, 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 |
|---|---|---|---|---|
| Yonsa | US10292990 | Abiraterone steroid formulation | May 20, 2034 | Sun Pharm |
| Yonsa | US9889144 | Abiraterone acetate formulation and methods of use | Mar 17, 2034 | Sun Pharm |
| Zytiga | US8822438 | Methods and compositions for treating cancer | Aug 24, 2027 | Janssen Biotech |
| Zytiga | US5604213 | 17-substituted steroids useful in cancer treatment |
Feb 18, 2014
(Expired) | Janssen Biotech |
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 Abiraterone Acetate's patents.
Latest Legal Activities on Abiraterone Acetate's Patents
Given below is the list recent legal activities going on the following patents of Abiraterone Acetate.
| Activity | Date | Patent Number |
|---|---|---|
 | ||
| Payment of Maintenance Fee, 4th Year, Large Entity | 21 Nov, 2022 | US10292990 |
| Payment of Maintenance Fee, 8th Year, Large Entity | 16 Feb, 2022 | US8822438 |
| Payment of Maintenance Fee, 4th Year, Large Entity | 13 Aug, 2021 | US9889144 |
| Review Certificate Mailed | 21 Oct, 2019 | US8822438 |
| Review Certificate | 11 Sep, 2019 | US8822438 |
| Recordation of Patent Grant Mailed Critical
| 21 May, 2019 | US10292990 |
| Patent Issue Date Used in PTA Calculation Critical
| 21 May, 2019 | US10292990 |
| Email Notification Critical
| 02 May, 2019 | US10292990 |
| Issue Notification Mailed Critical
| 01 May, 2019 | US10292990 |
| Dispatch to FDC | 02 Apr, 2019 | US10292990 |
Abiraterone Acetate's Family Patents
