Topotecan Hydrochloride Patent Expiration
Topotecan Hydrochloride is Used for treating metastatic carcinoma of the ovary after failure of initial or subsequent chemotherapy. It was first introduced by Sandoz Inc
Topotecan Hydrochloride Patents
Given below is the list of patents protecting Topotecan Hydrochloride, 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 |
|---|---|---|---|---|
| Hycamtin | US8158645 | Compound, corresponding compositions, preparation and/or treatment methods |
Dec 10, 2024
(Expired) | Sandoz |
| Hycamtin |
US5674872 (Pediatric) | Treatment of ovarian cancer |
Apr 07, 2015
(Expired) | Sandoz |
| Hycamtin | US5674872 | Treatment of ovarian cancer |
Oct 07, 2014
(Expired) | Sandoz |
Topotecan Hydrochloride's Family Patents
Explore Our Curated Drug Screens
Drugs Generating Over $1 Billion in Annual Revenue
Explore the top-performing drugs that dominate the pharmaceutical industry
View List
NCE-1 Patent Expiry in the Next 1 Year
Identify opportunities as new chemical entity (NCE-1) patents approach expiry
View List
Recently Granted Patents in EP
Find the opportunity to file Oppositions
View List