DrugPatentWatch Database Preview
NEUTREXIN Drug Profile
When do Neutrexin patents expire, and what generic alternatives are available?
This drug has six patent family members in six countries.
The generic ingredient in NEUTREXIN is trimetrexate glucuronate. There is one drug master file entry for this compound. Additional details are available on the trimetrexate glucuronate profile page.
Summary for NEUTREXIN
International Patents: | 6 |
US Patents: | 1 |
Applicants: | 1 |
NDAs: | 1 |
Clinical Trials: | 4 |
Formulation / Manufacturing: | see details |
Drug Prices: | see details |
DailyMed Link: | NEUTREXIN at DailyMed |

Medical Subject Heading (MeSH) Categories for NEUTREXIN
US Patents and Regulatory Information for NEUTREXIN
Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | TE | Type | RLD | RS | Patent No. | Patent Expiration | Product | Substance | Delist Req. | Exclusivity Expiration |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Medimmune Oncology | NEUTREXIN | trimetrexate glucuronate | INJECTABLE;INJECTION | 020326-001 | Dec 17, 1993 | DISCN | No | No | ➤ Try a Free Trial | ➤ Try a Free Trial | ➤ Try a Free Trial | ||||
Medimmune Oncology | NEUTREXIN | trimetrexate glucuronate | INJECTABLE;INJECTION | 020326-002 | Jul 31, 1998 | DISCN | No | No | ➤ Try a Free Trial | ➤ Try a Free Trial | ➤ Try a Free Trial | ||||
Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | TE | Type | RLD | RS | Patent No. | Patent Expiration | Product | Substance | Delist Req. | Exclusivity Expiration |
Expired US Patents for NEUTREXIN
Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | Patent No. | Patent Expiration |
---|---|---|---|---|---|---|---|
Medimmune Oncology | NEUTREXIN | trimetrexate glucuronate | INJECTABLE;INJECTION | 020326-001 | Dec 17, 1993 | ➤ Try a Free Trial | ➤ Try a Free Trial |
Medimmune Oncology | NEUTREXIN | trimetrexate glucuronate | INJECTABLE;INJECTION | 020326-001 | Dec 17, 1993 | ➤ Try a Free Trial | ➤ Try a Free Trial |
Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | Patent No. | Patent Expiration |
Non-Orange Book US Patents for NEUTREXIN
For Orange Book-listed patents (shown in the main table above) generic applications must certify that the listed patents are expired, invalid, or will not be infringed by generic entry.
The non-Orange Book patents listed below do not require formal certifications, so they do not automatically impede generic entry. Instead, they represent potential opportunities for branded firms to block generic entry through patent infringment challenges.
Patent No. | Title | Estimated Patent Expiration |
---|---|---|
6,258,952 | Thermally stable trimetrexates and processes for producing the same | ➤ Try a Free Trial |
Patent No. | Title | Estimated Patent Expiration |
International Patents for NEUTREXIN
Country | Document Number | Estimated Expiration |
---|---|---|
Japan | 2002515493 | ➤ Try a Free Trial |
World Intellectual Property Organization (WIPO) | 9959981 | ➤ Try a Free Trial |
Australia | 4081799 | ➤ Try a Free Trial |
European Patent Office | 1080079 | ➤ Try a Free Trial |
Country | Document Number | Estimated Expiration |